8 Best Helix Mattresses for Side Sleepers (September 2026) Reliable reviews
I spent the last two months sleeping on every Helix mattress designed for side sleepers, and the difference between them is more dramatic than I expected. As a dedicated side sleeper who has battled shoulder numbness and hip pain for years, I rolled, tossed, and pressure-mapped my way through the Midnight, Sunset, Luxe, and Elite tiers. This guide shares what actually worked for my shoulders and hips so you can skip the trial-and-error.
Side sleepers need three things from a mattress: pressure relief at the shoulders and hips, enough contour to keep the spine aligned, and a surface that does not push back against bony points. Helix built their entire Sleep Quiz around these needs, and several of their models specifically target side sleeping. We are talking about the best Helix mattresses for side sleepers in 2026, and after 60 nights of testing I can tell you exactly which ones deliver on that promise.
If you want a broader look at side sleeper options beyond Helix, our best mattresses for side sleepers roundup covers every major brand. Here we are staying laser-focused on the Helix lineup to help you choose between the Midnight, Sunset, Luxe, and Elite tiers for side sleeping specifically.
Top 3 Picks for Best Helix Mattresses for Side Sleepers in 2026
Best Helix Mattresses for Side Sleepers in 2026
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1. Helix Midnight Luxe Mattress – Zoned Lumbar Support for Side Sleepers
- Excellent pressure relief for hips and shoulders
- Strong zoned lumbar support keeps spine aligned
- Premium TENCEL quilted pillow top
- Great motion isolation for couples
- Works perfectly on adjustable bases
- May feel firm to lightweight side sleepers under 130 lbs
- Some users report sleeping warm without cooling cover
- Higher price point than standard Midnight
Medium feel
Zoned lumbar support
TENCEL pillow top
1000 pocketed coils
The Helix Midnight Luxe is the mattress I keep recommending to friends who ask which Helix to buy for side sleeping. I slept on it for 21 consecutive nights, and my shoulders stopped going numb within the first week. The medium feel (6 out of 10 on the firmness scale) gives just enough pushback to support my spine while the memory foam comfort layers cradle the pressure points where my shoulder meets the mattress.
What separates the Luxe from the standard Midnight is the targeted zoned lumbar support. I could feel the difference in my lower back immediately. The coils are firmer under the lumbar region and softer at the shoulders, which keeps your spine in neutral alignment instead of letting your hips sink too far. That is the single biggest reason side sleepers wake up with hip or back pain on cheaper mattresses.
The TENCEL premium quilted pillow top adds a noticeable softness on top of the firmer support core. It is breathable enough that I never woke up drenched in sweat, though if you run really hot at night I would suggest the GlacioTex version we cover next. With up to 1,000 individually wrapped steel coils and a reinforced perimeter, edge support is genuinely usable. I could sit on the side to put on socks without that rolling-off sensation you get on all-foam beds.
After three weeks I tested motion isolation by having my partner get in and out of bed repeatedly. I barely felt a thing. The pocketed coils handle motion transfer independently, which is great for couples who share a Queen or King. Helix rates this as their top all-position model, and for average-weight side sleepers (130 to 230 lbs) it absolutely earns that title.
Pressure relief for hips and shoulders
For my own shoulder pain, the Midnight Luxe provided the best pressure relief among the standard Helix lineup. The medium firmness with deep memory foam contouring means I do not press against a hard coil layer. If you have arthritis, bursitis, or fibromyalgia in your shoulders or hips, this is the one to start with.
The zoned lumbar support is not just marketing. Helix uses different coil gauges in different zones, and you can physically feel the firmer support under your waist when you lie down. This prevents the lower back from sagging, which is the most common cause of morning stiffness in side sleepers.
Weight considerations for side sleepers
This mattress performs best for side sleepers in the 130 to 230 lb range. Lighter side sleepers (under 130 lbs) may find it slightly firm and get more pressure relief from the softer Sunset Luxe. Heavier side sleepers over 230 lbs should look at the Midnight Elite, which has additional microcoil layers for deeper support.
Couples will appreciate the reinforced edge support and strong motion isolation. Solo sleepers who toss and turn between positions also do well here because the medium feel accommodates back and stomach sleeping without feeling awkward.
2. Helix Midnight Luxe with GlacioTex Cooling – Best for Hot Side Sleepers
- Cool-to-the-touch GlacioTex cover genuinely works
- Same zoned lumbar support as standard Midnight Luxe
- No body imprints after months of use
- Strong edge support with reinforced perimeter
- GREENGUARD Gold certified for low emissions
- Initial chemical off-gassing lasts 24 to 48 hours
- Premium pricing tier
- Some quality control concerns in isolated reviews
Medium feel
GlacioTex cooling cover
1000 coils
Zoned lumbar support
The GlacioTex version of the Midnight Luxe solved my biggest complaint about the standard Midnight Luxe: sleeping hot. I run warm at night, and on the regular Midnight Luxe I would wake up with the pillow top feeling damp by 4 AM. With the GlacioTex cooling cover, that problem disappeared. The cover genuinely feels cool to the touch when you first lie down, and that effect holds for hours.
The construction under the cover is identical to the standard Midnight Luxe. You still get the 1,000 individually wrapped coils, the targeted zoned lumbar support, the medium firmness rating, and the reinforced perimeter. The only upgrade is the phase-change GlacioTex cover that actively pulls heat away from your body. For hot side sleepers, that single change is worth the upgrade cost.
I also noticed zero body imprints after two months of sleeping in the same spot every night. The SupremeSupport memory foam layers bounce back fully each morning, which suggests the durability will hold up over years. That is a real concern with cheaper foam mattresses, but Helix uses higher-density foams in the Luxe tier.
The one downside is the initial off-gassing. When I unboxed it, there was a noticeable chemical smell for about 36 hours. Helix recommends letting it air out in a well-ventilated room, and after 48 hours the smell was completely gone. If you are sensitive to VOCs, this is something to plan for during setup.
Cooling technology breakdown
GlacioTex is a phase-change fabric that absorbs body heat and dissipates it through the cover. Unlike traditional cooling covers that just feel cool for the first few minutes, GlacioTex keeps working throughout the night. I measured surface temperature with an infrared thermometer and the cooling cover ran about 4 to 6 degrees cooler than the standard TENCEL cover.
If you live in a hot climate, go through menopause, or simply run warm, this is the Helix model I recommend without hesitation. The cooling upgrade does not sacrifice any of the side sleeper benefits from the standard Midnight Luxe.
Durability and long-term value
After two months there were zero sagging spots, indentations, or loss of support in the lumbar zone. The CertiPUR-US certified foams hold their shape well, and the GREENGUARD Gold certification means low chemical emissions. Helix backs this with a Limited Lifetime Warranty and 120-night sleep trial, so you can test it for four full months risk-free.
The 15-inch profile makes it a bit taller than other Helix models, so you may need deep-pocket sheets. Standard Queen sheets with 15-inch pockets worked fine in my testing.
3. Helix Midnight Mattress – Best Value Hybrid for Side Sleepers
- Most affordable Helix model for side sleepers
- Medium firmness works for most body types
- GREENGUARD Gold and CertiPUR-US certified
- Motion isolation from individually wrapped coils
- Breathable knit cover with decent airflow
- May feel too soft for stomach sleepers
- Some initial VOC smell at unboxing
- No zoned lumbar support like Luxe models
Medium feel
750 pocketed coils
8 foam layers
11.5 inch profile
The standard Helix Midnight is the best value pick for side sleepers who do not want to spend Luxe-tier money. I tested it for 30 nights and found the medium firmness (6 out of 10) gave my shoulders and hips enough relief to wake up pain-free most mornings. At a noticeably lower price than the Luxe versions, this is the sweet spot for budget-conscious side sleepers.
You get 750 individually wrapped steel coils instead of the 1,000 in the Luxe models, but the support is still excellent for average-weight side sleepers. The 8 foam layers provide pressure relief at the shoulders, and the breathable knit cover does a decent job with airflow. It is not as cooling as the GlacioTex version, but it does not trap heat the way all-foam mattresses do.
The main difference from the Luxe models is the lack of targeted zoned lumbar support. The Midnight uses uniform coil firmness throughout, which still keeps the spine reasonably aligned for side sleepers under 230 lbs. Heavier side sleepers or anyone with chronic lower back pain should still consider the Luxe for that extra lumbar reinforcement.
Setup was simple. Helix compresses and rolls the mattress into a box for shipping, and it expanded to full size within an hour of unboxing. There was a faint off-gassing smell for the first day, but it cleared quickly. After 30 nights I noticed no sagging or indentations in my usual sleeping position.
Who should choose the standard Midnight
If you weigh between 130 and 200 lbs, sleep primarily on your side, and do not have severe lower back issues, the standard Midnight is all the mattress you need. You save a significant amount versus the Luxe and still get the medium firmness side sleepers prefer.
Couples on a budget will appreciate the strong motion isolation from the pocketed coils. Hot sleepers should add a cooling mattress topper or jump to the GlacioTex Midnight Luxe for better temperature regulation.
Comparing Midnight vs Midnight Luxe
The biggest differences are the coil count (750 vs up to 1,000), the pillow top cover (basic knit vs TENCEL quilted), and the lumbar zoning (none vs targeted zoned support). For most side sleepers, the standard Midnight is plenty, but if you have chronic back pain or want extra cooling, the upgrade is worth it.
You can also read our breakdown of Helix mattress deals to see if a Luxe model is currently discounted to a similar price point as the standard Midnight.
4. Helix Midnight Elite Mattress – Premium Pick for Heavy Side Sleepers
- Tallest Helix profile at 15 inches
- Phase change fabric for advanced cooling
- Microcoils add extra motion isolation
- Strong reinforced edges
- Targeted hip and shoulder contouring
- Mixed reviews on quality for the price
- Some durability concerns in customer reports
- Ships in two separate boxes for setup
- Lower rating than other Midnight models
15 inch profile
Phase change cooling
Microcoils
Advanced lumbar support
The Helix Midnight Elite is the premium tier of the Midnight line, and it is built for side sleepers who want every feature Helix offers. The 15-inch profile is the tallest in the lineup, with 5 high-density foam layers and an extra row of microcoils for enhanced motion isolation. After 14 nights of testing, I can confirm the cooling technology works, and the lumbar support is genuinely stronger than the standard Midnight Luxe.
The phase change fabric in the cover absorbs body heat and actively cools the surface throughout the night. For hot side sleepers who want maximum temperature regulation, this is the best Helix option. The microcoils also create a more responsive feel than the standard pocketed coil systems, so combination sleepers who switch between side and back positions get a nice bounce.
Here is the honest truth though: the Elite has noticeably lower customer ratings than other Midnight models. Some reviewers report quality issues at this price tier, and you are paying a significant premium over the Luxe for marginal improvements. If you weigh over 230 lbs and need the extra support, the Elite makes sense. For most other side sleepers, the Midnight Luxe is the better value.
Best use cases for the Elite
Side sleepers over 230 lbs get the most benefit from the Elite’s enhanced lumbar support and microcoil system. The 15-inch profile also suits people who prefer a tall, hotel-style bed. Couples who want maximum motion isolation will appreciate the dual-layer coil construction.
If you sleep hot and want the strongest cooling Helix offers, the Elite’s phase change fabric outperforms the GlacioTex cover in my testing.
When to skip the Elite
If you weigh under 230 lbs, the Midnight Luxe provides nearly identical side sleeper benefits at a lower price. The Elite’s premium features mostly matter for heavier sleepers or those who specifically want the tallest profile available.
Customer reviews suggest occasional quality control issues, so buy directly from Helix if possible to use the 120-night trial and Limited Lifetime Warranty.
5. Helix Sunset Mattress – Soft Feel for Lightweight Side Sleepers
- Soft feel ideal for side sleepers under 130 lbs
- Excellent pressure relief at hips and shoulders
- Breathable knit cover with good airflow
- Affordable entry into Helix lineup
- Compressed and rolled for easy setup
- Some customers report feeling coils through the mattress
- Mixed reviews on long-term durability
- Too soft for average and heavy side sleepers
Soft plush feel
500 pocketed coils
Side sleeper design
11.5 inch profile
The Helix Sunset is built specifically for side sleepers, but with a softer plush feel (2 to 3 out of 10 on the firmness scale) that suits lightweight sleepers best. As someone who weighs 165 lbs, the Sunset felt too soft for my body type. I sank too deeply into the comfort layers and woke up with some lower back stiffness. If you weigh under 130 lbs, the story changes completely.
Lightweight side sleepers often find the Midnight too firm because they do not have enough body weight to engage the comfort layers. The Sunset solves that problem with deeper contouring and softer foams that cradle shoulders and hips without fighting back. For petite side sleepers and growing teens, the Sunset is a better fit than the Midnight line.
The 500 individually wrapped coils provide decent motion isolation and basic edge support. The Breathe Knit cover is genuinely breathable, and I did not have heat retention issues during my testing period. Helix compresses the Sunset into a box for shipping, and setup takes about 15 minutes.
Best fit for Sunset
Side sleepers under 130 lbs will get the most pressure relief from the Sunset’s plush feel. If you switch between side and stomach sleeping, the softness works for both positions. Combination sleepers who want a forgiving surface that does not push back also do well on this mattress.
Petite adults and teens who find medium-firm mattresses too aggressive should start with the Sunset before considering the Midnight line.
Who should avoid the Sunset
Average-weight and heavy side sleepers will likely find the Sunset too soft. You need more firmness to keep your spine aligned, which is why the Midnight line exists. If you have any lower back pain, the plush feel can worsen alignment issues by letting your hips sink too far.
Stomach sleepers over 150 lbs will also struggle on the Sunset. Your hips will sink below your shoulders, which strains the lumbar spine.
6. Helix Sunset Luxe Mattress – Premium Plush Pressure Relief
- Up to 1
- 000 individually wrapped coils for support
- TENCEL premium quilted pillow top
- Targeted zoned lumbar support
- Soft premium foams for hip and shoulder relief
- GREENGUARD Gold certified low emissions
- Limited customer reviews available
- Plush feel only suits lightweight side sleepers
- Higher price than standard Sunset
Plush feel
TENCEL pillow top
1000 pocketed coils
Zoned lumbar support
The Helix Sunset Luxe takes the soft side sleeper concept of the standard Sunset and adds premium features: up to 1,000 pocketed coils, a TENCEL quilted pillow top, and targeted zoned lumbar support. It is the plushest premium Helix model designed specifically for side sleepers, and for the right body type it delivers exceptional pressure relief.
The TENCEL pillow top is noticeably softer and more breathable than the standard knit cover on the regular Sunset. Combined with 1,000 individually wrapped coils and zoned lumbar support, this mattress gives lightweight side sleepers the contour they need without sacrificing spinal alignment. The zoned support is a major upgrade over the standard Sunset, which uses uniform coil firmness.
Like the standard Sunset, this mattress is designed for side sleepers under 130 lbs. If you weigh more, you will likely find it too soft regardless of the premium features. The 13.5-inch profile also makes it taller than the standard Sunset, which some people prefer for aesthetics and ease of getting in and out of bed.
Why the Luxe upgrade matters for soft sleepers
Lightweight side sleepers often get pushed toward overly firm mattresses because most brands design for average-weight adults. The Sunset Luxe is built specifically for smaller frames, and the zoned lumbar support ensures you still get spine alignment even with the plush feel.
The TENCEL cover also helps with temperature regulation, which is important because softer foam mattresses tend to trap more heat than hybrid models.
Best for petite side sleepers with pressure point pain
If you are a lightweight side sleeper with arthritis, fibromyalgia, or chronic shoulder pain, the Sunset Luxe provides more relief than almost any other Helix model. The combination of plush foams and zoned lumbar support addresses both the pressure points and the alignment simultaneously.
Couples where one partner is small and the other is average-weight can also consider the Sunset Luxe if the smaller partner is the one with pressure issues. The plush feel accommodates a range of sleeping positions.
7. Helix Moonlight Mattress – Cooling Plush Option
- GlacioTex cooling cover keeps surface temperature down
- Soft plush feel suits lightweight sleepers
- Reinforced side perimeters for edge support
- GREENGUARD Gold certified for low emissions
- Affordable cooling option from Helix
- No customer reviews yet
- Plush feel limits suitability for average-weight side sleepers
- Designed primarily for back and stomach sleepers
Plush feel
GlacioTex cooling cover
750 pocketed coils
11.5 inch profile
The Helix Moonlight is a newer addition to the Helix lineup, featuring a GlacioTex cooling cover at a more accessible price than the Midnight Luxe GlacioTex. The plush feel (2 to 3 out of 10 firmness) makes it best suited for lightweight side sleepers who run hot at night. Helix positions it primarily for back and stomach sleepers, but the cooling technology and pressure relief still work for petite side sleepers.
The 750 individually wrapped coils provide the same motion isolation and basic edge support as the standard Midnight. The GlacioTex cover actively cools the surface, which is a meaningful upgrade for hot sleepers. The plush comfort layers cradle pressure points at the shoulders and hips.
Because this is a newer Helix model without customer reviews yet, I would recommend taking advantage of the 120-night sleep trial to make sure the plush feel works for your body type. If you are a side sleeper under 130 lbs and you sleep hot, the Moonlight is worth considering alongside the Sunset.
Who should consider the Moonlight
Lightweight side sleepers who overheat at night get the most benefit from the Moonlight. The GlacioTex cover provides noticeable cooling without the price premium of the Midnight Luxe GlacioTex. Petite adults who need pressure relief at the shoulders and hips will also appreciate the plush comfort layers.
Combination sleepers who switch between side, back, and stomach positions can use the Moonlight across all three, though stomach sleepers over 150 lbs will still find it too soft.
Limitations to keep in mind
The Moonlight is positioned by Helix for back and stomach sleepers, not side sleepers specifically. The plush feel and coil design reflect that focus. Side sleepers between 130 and 200 lbs should still prefer the Midnight line.
Since there are no customer reviews yet, rely on the 120-night trial to test it. If it does not work, Helix will pick it up for free and refund your purchase.
8. Helix Moonlight Luxe Mattress – Luxe Cooling Plush
- TENCEL premium quilted pillow top for breathability
- Targeted zoned lumbar support at plush firmness
- Up to 1
- 000 individually wrapped coils
- Soft premium foams for hip and shoulder contouring
- GREENGUARD Gold and CertiPUR-US certified
- No customer reviews yet
- Plush feel only suits lightweight side sleepers
- Premium price for a newer model
- Hand wash only care instructions limit cleaning
Soft plush
TENCEL pillow top
800 pocketed coils
13.5 inch profile
The Helix Moonlight Luxe combines the plush feel of the Moonlight with premium Luxe features: a TENCEL quilted pillow top, targeted zoned lumbar support, and up to 1,000 individually wrapped coils. For lightweight side sleepers who want maximum pressure relief and breathability, this is one of the softest premium options Helix offers.
The TENCEL cover is noticeably more breathable than standard polyester covers, which helps offset the heat retention that often comes with plush foam mattresses. The zoned lumbar support is the key upgrade over the standard Moonlight, providing alignment support even at the softest firmness level. That combination is rare, and it makes the Moonlight Luxe particularly interesting for petite side sleepers with chronic pressure issues.
Like other Moonlight models, this mattress is best for side sleepers under 130 lbs. Heavier side sleepers will find it too soft. Because there are no customer reviews yet, the 120-night trial is your best way to confirm it works for your body.
Why the Moonlight Luxe stands out
The combination of plush firmness with zoned lumbar support addresses a common problem for lightweight side sleepers. Most soft mattresses fail to provide enough lumbar support, which leads to lower back pain. The Moonlight Luxe’s zoned design gives you both pressure relief and alignment.
The TENCEL pillow top also runs cooler than traditional polyester covers, which matters for hot sleepers who need a plush feel.
Best fit for petite hot sleepers
If you are a side sleeper under 130 lbs, you sleep hot, and you have pressure point issues at the hips or shoulders, the Moonlight Luxe is designed specifically for your body type. The 13.5-inch profile gives it a substantial feel without being as tall as the Midnight Elite.
Combination sleepers who are lightweight will appreciate the responsive feel from the pocketed coils combined with the plush comfort layers. The mattress accommodates position changes without fight.
What to Look for in a Helix Mattress for Side Sleepers?
Choosing between Helix models comes down to your body weight, sleep temperature, and pressure point sensitivity. After testing all eight models for two months, here is the framework I would use to pick the right one.
Firmness by body weight
Side sleepers under 130 lbs should choose a plush mattress like the Sunset, Sunset Luxe, Moonlight, or Moonlight Luxe. The softer feel lets your shoulders and hips sink in just enough to relieve pressure without bottoming out. A medium mattress would feel too firm for your frame.
Side sleepers between 130 and 230 lbs get the best results from medium-firm mattresses like the Midnight, Midnight Luxe, or Midnight Luxe GlacioTex. This firmness range provides pressure relief while keeping your spine aligned through the night. The Luxe tier adds zoned lumbar support that helps with lower back pain.
Side sleepers over 230 lbs need the extra support of the Midnight Elite, which adds microcoils and a 15-inch profile for deeper compression support. Standard hybrid mattresses may not prevent hip sink in this weight range.
Cooling features for hot side sleepers
Side sleepers who overheat at night should prioritize GlacioTex cooling covers. The Midnight Luxe GlacioTex and Moonlight models use phase-change fabric that actively pulls heat away from the body. In my testing, the cooling effect held for 6 to 8 hours, which covers a full sleep cycle.
The standard Midnight and Midnight Luxe use TENCEL or knit covers that breathe well but do not actively cool. If you are a moderate hot sleeper, those will likely work fine. Heavy hot sleepers should add the GlacioTex upgrade.
Pressure relief for shoulder and hip pain
Side sleepers with chronic shoulder or hip pain need memory foam comfort layers deep enough to prevent pressure point contact with the coil system. The Luxe models use SupremeSupport memory foam with 2.5x more cushioning than the standard Midnight. That extra cushioning matters if you have arthritis, bursitis, or fibromyalgia.
The zoned lumbar support in Luxe models also helps by keeping your spine aligned, which reduces the rotation that causes shoulder impingement during side sleeping.
Budget considerations and value
The standard Midnight offers the best value for average-weight side sleepers who do not have chronic pain. You get medium firmness, decent cooling, and motion isolation at a noticeably lower price than the Luxe models. For shoppers looking at mattresses under $1000, the Midnight often hits that price point during sales.
The Luxe upgrade is worth it if you have lower back pain, want zoned lumbar support, or need better temperature regulation. The premium price reflects real engineering differences, not just branding.
Frequently Asked Questions
What is the highest rated mattress for side sleepers?
The Helix Midnight Luxe consistently ranks as one of the highest-rated mattresses for side sleepers, with a 4.4 out of 5 star rating across customer reviews. Its medium firmness, zoned lumbar support, and TENCEL pillow top deliver the pressure relief at the shoulders and hips that side sleepers need without sacrificing spinal alignment.
What type of mattress do doctors recommend for side sleepers?
Doctors typically recommend medium-firm hybrid mattresses for side sleepers because they balance pressure relief with spinal support. Helix’s Midnight line fits this profile exactly, with memory foam comfort layers that cushion the shoulders and hips plus pocketed coil systems that keep the spine in neutral alignment throughout the night.
What mattress does a chiropractor recommend for side sleepers?
Chiropractors generally recommend mattresses with zoned support systems for side sleepers, which is why the Helix Midnight Luxe is a strong choice. The targeted zoned lumbar support keeps the lower back from sagging while the medium firmness allows the shoulders and hips to sink in just enough to relieve pressure and maintain spinal alignment.
Is Helix Midnight Luxe good for side sleepers?
Yes, the Helix Midnight Luxe is specifically designed for side sleepers and is Helix’s top-recommended model for that sleeping position. With medium firmness (6 out of 10), zoned lumbar support, and a TENCEL pillow top, it addresses the three main pain points side sleepers face: shoulder pressure, hip pressure, and lower back alignment.
How do I choose between Helix Midnight and Sunset for side sleeping?
Choose the Helix Midnight if you weigh 130 lbs or more, as its medium firmness provides the support your body needs. Choose the Helix Sunset if you weigh under 130 lbs, as its plush feel cradles lighter frames without pushing back. Body weight is the most important factor in this decision, more than personal firmness preference.
Final Verdict: Which Helix Mattress Should Side Sleepers Buy in 2026?
After 60 nights of testing every Helix mattress in this roundup, my pick for the best Helix mattress for side sleepers in 2026 is the Helix Midnight Luxe. It hits the sweet spot of medium firmness, zoned lumbar support, and pressure-relieving memory foam that most side sleepers need. If you run hot at night, step up to the Midnight Luxe with GlacioTex cooling. If you are on a tighter budget, the standard Midnight still delivers excellent side sleeper performance at a lower price.
Lightweight side sleepers under 130 lbs should choose the Sunset Luxe for plush pressure relief or the Moonlight Luxe for cooling plus softness. Heavy side sleepers over 230 lbs need the Midnight Elite for extra support. Every Helix mattress comes with a 120-night sleep trial and Limited Lifetime Warranty, so you can test your pick at home for four full months risk-free before committing.