100% Polyester HYBRID MATTRESS: For supportive, dreamy sleeping. This mattress brings it home with layers of padding atop individually power packed innerspring coils with 2 perimeter rows for a better night's rest 12" PROFILE: Mattress is designed with gel memory foam, upholstery grade comfort support foam, and 360 individual power packed wrapped coils for maximum lumbar support. Quilt foam gives you that soft, cozy comfort you crave PLUSH SUPPORT: Includes a .75" high density gel memory foam, 1" upholstery grade support foam and 1.5" soft quilt foam for extra lumbar support QUEEN SIZE: Measures 60" W x 79.5" D x 12" H and is compatible with most queen bed frames. Bed foundation, box spring and frame available, sold separately ARRIVES IN A BOX: Simply unbox, cut the protective wrap, unroll and watch the mattress expand. Please allow 48 hours for your mattress to fully expand. State recycling fee may apply