Amerisleep AS1 Mattress
Best firm mattress for back and stomach sleepers seeking cooling support.
This is the ideal choice for those who find standard memory foam too soft or restrictive. By prioritizing a firm, responsive surface over a sinking sensation, it offers the structural support back and stomach sleepers need to stay aligned without sacrificing temperature control.
$849.00
Who it's for
- Back and stomach sleepers needing firm spinal support
- Hot sleepers seeking a cooler memory foam experience
- Budget-conscious shoppers wanting premium brand quality
Who should skip it
- Side sleepers requiring deep pressure relief for joints
- Sleepers who prefer a plush or medium-firm feel
- Individuals who dislike an ultra-firm, non-contoured surface
Performance breakdown
Spinal Alignment
Extra-firm construction keeps the spine perfectly neutral for stomach sleepers.
Temperature Regulation
Celiant cover and open-cell foam effectively dissipate trapped body heat.
Surface Responsiveness
Advanced foam layers prevent the dreaded sinking feeling of traditional memory.
Edge Stability
Solid base foam provides reliable support across the entire mattress surface.
Motion Isolation
Dense foam layers dampen movement, though not as effectively as softer models.
Build Longevity
High-density core materials ensure structural integrity over years of nightly use.
Key Specs
Firmness
Firm
Mattress Type
All-Foam
Thickness
10 inches
Comfort Layer Material
2-inch Bio-Pur foam
Cooling Feature
Refresh Cooling Technology
Motion Isolation
Excellent
Edge Support
Excellent
Adjustable Base Compatible
Yes
Sleep Position
Back and Stomach
Warranty Length
20 years
Know before you buy
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