Pure sleep perfection. With this hybrid queen mattress, restorative rest is easier than ever. You can snooze soundly on its layers of comforting quilt foam and luxury loft fiber. A wrapped coil unit and supple base foam provide the support you need while reducing motion transfer. And the mattress is topped with a Hyper Cool cover, helping to keep your temperature regulated through the night.Specifications Details Comfort level: medium, Flame-retardant polyester comfort fiber, Luxury loft fiber, High-density plush quilt foam for support and comfort; high-density comfort foam, High-density gel memory foam for lumbar support; base support foam for added stability, Power-packed wrapped coil unit with Ashley Edge to minimize motion transfer and increase support, Hyper Cool luxury 4-way stretch knit cover for uniform comfort and durability, Adjustable base compatible, 10-year non-prorated warranty, Note: Purchasing mattress and foundation from two different brands may void warranty; check warranty for details, Foundation/box spring sold separately, Mattress ships in a box; please allow 48 hours for your mattress to fully expand after opening, State recycling fee may apply Material Fabric Lifestyle Traditional Weight 85 Weight_unit Pound Twin Specifications Dimensions 75''W x 38''D x 12''H Full Specifications Dimensions 75''W x 53''D x 12''H Queen Specifications Dimensions 80''W x 60''D x 12''H King Specifications Dimensions 80''W x 76''D x 12''H California King Specifications Dimensions 84''W x 72''D x 12''H