Serta Perfect Sleeper X Knox Firm
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For those that prefer a classic, quilted feel—featuring 5 support zones for full-body spinal alignment with responsive coils and graphite-infused memory foam, plus cooling technology. A firm-feel supportive 13.5” quilted mattress with a layer of 5 zoned coils for full-body spinal alignment, plus graphite-infused memory foams for xtra comfort. Feel Firm Support 5 support zones for full-body spinal alignment in any sleep position Pressure Relief Responsive coils and premium memory foam cradle pressure points Cooling Cooling technology and graphite-infused memory foam designed to redistribute body heat Motion Control Designed to minimize the impact of your partner’s movement Made for Back and stomach sleepers
| Brand |
Serta |
|---|---|
| Mattress Size |
California King ,Full ,King ,Queen ,Twin XL |
| Mattress Comfort |
Firm |
| Mattress Type |
Innerspring ,Memory Foam |
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