
Serta Perfect Sleeper Hybrid Stratosphere (Firm) 11"
Serta Perfect Sleeper Hybrid Stratosphere (Firm)
The Perfect Sleeper® Stratosphere mattress cradles your body in a gentle, pressure-relieving embrace thanks to exclusive HexCloud™ Gel Memory Foam, and the 1000 Edition Custom Support Coil System that contours to every curve. Plus, with a cool-to-the-touch CoolFeel™ Fabric so you can get your best sleep knowing your mattress will stay cool.
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CoolFeel™ Fabric: A luxurious, breathable cover with a cool-to-the-touch sensation from technology that is plant-derived. Our biobased phase change material consists of 53% biobased content and is certified through the USDA BioPreferred® Program.
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HexCloud™ Gel Memory Foam: Serta’s exclusive gel memory foam boasts unique geometric cut outs to deliver cool, contouring pressure relief for oh-so-relaxing sleep.
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1000 Edition Custom Support Coil System: Up to a cool grand of individually wrapped coils deliver unparalleled support and less motion transfer. On top of that, this edition features Serta’s BestEdge® Foam Encasement technology – an extra-deep foam rail to help reduce edge roll-off and extend the sleep surface.
Measurements
Twin | 39"W x 75"L x 11"H |
Full | 54"W x 75"L x 11"H |
Queen | 60"W x 80"L x 11"H |
King | 75"W x 80"L x 11"H |