The 8"" Elite Spring comes with a premium quality 312 coil count spring unit that is covered with 2 woven insulator pads, 2 layers of convoluted foam and multiple compressed layers of 100% cotton for extra comfort, Comes in a Black or Natural Twill/Cotton blend futon cover, The cover is not removable, Dimensions: L- 75"" W- 54"" H- 8"" SKU: WWSF139