Kingsdown Santino Hybrid Ultra Firm Mattress
Best ultra-firm mattress for stomach sleepers needing cooling spinal support.
This is the ultimate choice for stomach sleepers who demand a rock-solid surface without sacrificing temperature regulation. You trade the plush, sink-in feel of traditional memory foam for a highly responsive, cooling structure that prioritizes spinal alignment above all else.
$3349.99
at
Mattress Warehouse
Who it's for
- Back and stomach sleepers needing consistent spinal support
- Shoppers prioritizing long-term structural integrity and durability
- Hot sleepers requiring enhanced airflow for temperature regulation
Who should skip it
- Side sleepers requiring deep contouring for pressure relief
- Individuals living alone who struggle with heavy furniture
- Sleepers who prefer an immediately soft, plush feel
Performance breakdown
Stomach Support
Engineered specifically to maintain spinal alignment for stomach sleepers.
Motion Isolation
Dual-layer coil system effectively absorbs movement for undisturbed rest.
Temperature Regulation
Advanced cooling cover and ventilated layers actively dissipate heat.
Edge Stability
Reinforced perimeter coils provide a consistent, sag-free sleeping surface.
Lumbar Support
Dedicated dual lumbar zones offer robust reinforcement for lower back health.
Contouring Comfort
Latex and gel foam provide targeted relief without sacrificing firm support.
Key Specs
Mattress Type
Hybrid
Total Coils
2676 (789 9” wrapped OptiCoils + 1887 Micro Coils) (Queen)
Height
15.5 inches
Edge Support
Quantum edge support (2 rows of stronger coils)
Quilt Materials
Silk and Wool Fiber and Gel Foam
Support Layers
Gel 5 Zone Foam and Ventilated Latex
Support System
Dual lumbar support with Adaptive Foam
Temperature Regulation
High (Cooling Cover, Silk/Wool Fiber, Gel Foam)
Motion Isolation
High (due to wrapped coils and micro coils)
Firmness Level
Extra Firm
Know before you buy
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