Included connecting bars allow for an expanded king/full sizeReinforced bolts for an unexpanded queen/twin sizeFolded bed frame for convenient storage in a corner13 inch under-bed storage keeps sundries well organizedTriangular steel frame for very stable supportRecessed legs and rounded corners to avoid collisionsProtective pads to avoid unwanted floor scratchesPlatform design without any box springsPerfect as a guest bed when friends sleepoverTool-free assembly with a detailed instructionKing size - Color - BlackMaterial - SteelUnexpanded queen size - 60" x 80" x 14"(L x W x H)Expanded king size - 76" x 80" x 14" (L x W x H)Height above the floor - 13"Load capacity - 660 lbsNet weight - 36.5 lbsFull size - Color - BlackMaterial - SteelUnexpanded twin size - 39" x 75" x 14"(L x W x H)Expanded full size - 54" x 75" x 14"(L x W x H)Height above the floor - 13"Load capacity - 660 lbsNet weight - 29 lbsPackage includes - 1 x Platform bed frame1 x User guide