Serta Perfect Sleeper Cobalt Coast 12" Firm Mattress
SizeCalifornia KingFullKingQueenTwinTwin XL
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The Perfect Sleeper® Cobalt Coast™ 12" Innerspring Firm Tight Top mattress is a perfect match for sleepers who want to step up their pressure relief and cooling for a comfort that lasts all night. Colbalt Coast(tm) is an innerspring mattress that has different layers to provide you with the sleep you need. Our 12" Firm model starts off with our CoolFeel(tm) Fabric which is a breathable cover with a cool-to-the-touch sensation from technology that is plant-derived. Below that is our HexCloud(tm) Gel Memory foam to give you the pressure relief you've been searching for. Finally, our 825 Coil System provides curve-hugging support to minimize motion transfer. Not just that, our BestEdge® Foam Encasement technology to help reduce edge roll-off by extending the sleep surface so that you get the comfort you need from the entire surface of the mattress. With a 10 Year Limited Warranty and assembly in the USA, you can rest easy knowing that your Serta(r) mattress has got your back.
