GhostBed 3D Matrix Mattress - Twin XLSpecifications Place of Origin United States Main Color White Main Material Cotton Filler Memory Foam Dangerous Goods #dangerFlag# Dimensions & Weights Assembled Length (in.) 38. 00 Assembled Width (in.) 80. 00 Assembled Height (in.) 12. 00 Weight (lbs) 70. 10 Product Features Pocketed coils combine with gel polymer and multiple layers of foam, for a noticeably soft feel that cradles & supports you from head to toe. GhostBed's patented 3D Matrix gel