PayLessHere 10 Inch King Mattress Base Foam Mattress CertiPUR-US Certified,Removable Soft Cover,King mattresses for Bed Frame, Bunk Bed, Trundle, Daybed,White

【UPGRADED COMFORT】-High-quality base foam meets CertiPUR-US program standards for performance and durability Medium cushion-firm feel;The feel of this base foam mattress is slightly plusher than a traditional firm mattress. 【COOL & HIGHLY BREATHABLE】-High-quality base foam layer mold and conform to the body to eliminate tossing and turning.Base foam mattress uses slow rebound foam, short time to release pressure slowly, with balanced force. 【PRESSURE-RELIEVING FOAMS】-The feel of this base foam mattress is medium firm - slightly plusher than a traditional firm mattress. The base foam mattress can support each part of the body evenly and individually. 【MATERIAL & CONSTRUCTION】-To improve support and heat dissipation, base foam mattress is designed with three layers all-foam system, including comfort foam, high density base foam and durable support base foam for ultimate comfort. 【GENERAL NOTE】-Please allow 24 - 72 hours for your Mattress to regain its full shape. Any foam will expand faster in a warmer room. In cold temperature, at delivery, your mattress may take a bit longer to return from its compressed state.The expansion time of the mattress will vary as per the surrounding.