


Helix
Helix Plus Core
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The Helix Plus is Helix's purpose-built mattress for plus-size and heavier sleepers -- the one model in the standard lineup specifically engineered for body weights above 230 lbs. At a medium-firm feel and 11.5" tall, it uses high-density Dynamic Foam comfort layers and a reinforced pocketed coil system to deliver the structural durability and surface support that standard mattresses consistently fail to provide for heavier body weights over time.
Support and edge support improve meaningfully over the standard Helix Midnight and Helix Dusk. It's a focused recommendation for heavier back, stomach, and combination sleepers who need a mattress that holds up structurally rather than breaking down or sagging under sustained heavier loads. The optional GlacioTex, ErgoAlign, and combined upgrade options are all available to customize the experience further.
Our ratings
| Pressure Relief | 5.5 / 10 |
| Cooling | 7 / 10 |
| Support | 6 / 10 |
| Motion Isolation | 6 / 10 |
| Edge Support | 6 / 10 |
| Ease of Movement | 6.5 / 10 |
Technical Specs
| Type | Hybrid |
| Materials | TENCELâ„¢ cover, high-density Helix Dynamic Foam comfort layers, reinforced pocketed coil support core, high-density base foam |
| Weight | Varies by size |
| Height | 11.5" |
Trial Period & Returns
Sleep on it for up to 120 nights. If it's not the one, we'll arrange a hassle-free pickup for a $99 return fee. A 30-night break-in period is required before initiating a return. See full return policy details.

Feel & Firmness

Construction & Materials
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Our Ratings & Advice
We've tested over 1,000 mattresses in the last 10 years and helped serve better sleep to over 1 million shoppers. Our ratings are born out of lab-based testing and real world evaluations.
Performance Breakdown
| Category | Our Rating | Summary |
| Pressure Relief | 5.5 / 10 | Below average relative to the broader lineup but appropriate for its target. At heavier body weights, a firmer surface provides better spinal alignment even if it scores lower on pressure relief. Heavier side sleepers who need more pressure relief at the shoulders and hips should compare with the Plus Luxe. |
| Cooling | 7 / 10 | Good. The Dynamic Foam base is more breathable than memory foam, and the reinforced coil system promotes airflow through the support core. Heavier sleepers who generate more body heat should prioritize the GlacioTex upgrade. |
| Support | 6 / 10 | Good for the standard tier and the strongest structural foundation in the standard Helix lineup for heavier body weights. The reinforced coil system and high-density foam hold up under sustained heavier loads in a way that standard models don't. |
| Motion Isolation | 6 / 10 | Average. The Dynamic Foam provides a degree of motion absorption at heavier body weights. Couples sharing the bed who are sensitive to partner movement should consider the Plus Luxe for improved motion management. |
| Edge Support | 6 / 10 | Decent -- the reinforced coil system provides better perimeter stability than standard models, though without dedicated edge reinforcement it still compresses under heavier body weight at the sides. |
| Ease of Movement | 6.5 / 10 | Good. The Dynamic Foam's quick rebound and firm calibration make repositioning more natural than on a softer or memory foam alternative. A meaningful advantage for heavier combination sleepers who shift positions during the night. |
Sleep Position Ratings
Final Verdict
Best For
- ✓ Heavier back and stomach sleepers above 230 lbs who need durable structural support
- ✓ Heavier combination sleepers who want a responsive firm surface that holds up over time
- ✓ Budget-conscious plus-size shoppers who want purpose-built construction without Luxe pricing
- ✓ Heavier sleepers who've had standard mattresses sag or lose shape after one to two years
Not Ideal For
- ✗ Heavier side sleepers who need more developed pressure relief -- the Plus Luxe is the better fit
- ✗ Sleepers under 200 lbs who don't need the plus-size engineering -- standard models will serve you better
- ✗ Those who want any significant contouring or plushness
- ✗ Hot sleepers without the GlacioTex upgrade
Best Price Guarantee
We back every mattress in our Lower Queen Anne showroom with a best price guarantee. Find a lower price anywhere else, whether that's another local mattress store in Seattle or the brand's own website, and we'll match it. You get the benefit of testing mattresses in person without paying more for the convenience.
Decades of Sleep Product Expertise
As one of the most trusted voices in mattress reviews on the web, our recommendations come from real product knowledge, not a commission sheet. When you ask us which mattress fits your sleep style, you're getting an answer grounded in genuine expertise.
Locally Owned, Community Rooted
Unlike the national mattress chains scattered across Seattle, The Drift is locally owned and operated, born and built right here in the Pacific Northwest. We live in this community. Our customers are our neighbors, not just transactions. That means honest recommendations, personal service, and a mattress shopping experience that actually cares whether you leave with the right bed, not just any bed.
Personalized, No-Pressure Guidance
Shopping for a mattress shouldn't feel like a hard sell. At The Drift, our team takes the time to understand your sleep style, health considerations, and preferences before recommending a single mattress. No commission-driven pressure, no pushing whatever's on sale. Just honest guidance aimed at finding the mattress that's actually right for you.

