Model Name knitted mattress Color White Included Components Mattress, Instruction Manual Item Firmness Description Medium Firm Number of Layers 3 Additional Features Pressure Relief, Breathable, Low Motion Transfer  Mattress Coil Type  Pocketed Coil  Construction Type Memory Foam, Pockage Spring Cover Material Polyester Fill Material Memory Foam, High Density Foam Mattress Comfort Layer Material Memory foam Material Type Polyester Top-style Euro Top  Item Height 10 inches  Item Dimensions Twin: 74.8"L x 39"W x 10"ThFull: 74.8"L x 53.9"W x 10"ThQueen: 79.9"L x 60.2"W x 10"ThKing: 79.9"L x 76"W x 10"Th  Item Weight Twin: 43.7 PoundsFull: 59.5 PoundsQueen: 71.4 PoundsKing: 88.6 Pounds Assembly required  No