Highlights The portable bed frame is made of metal mesh frame that will not sag. The support frame that connects the wheels is designed with square tubing for greater weight capacity. This folding bed frame is made of metal and can hold up to 480 pounds. The folding bed comes with a 4’ memory foam mattress. The mattress of the double folding bed is mainly made of 3.15 inches of 23D high resilience foam and 0.8 inches of gel memory foam. The mattress and bed frame are separate, and you can also easily change the mattress cover at any time. The Portable Folding Rollaway Bed comes with 4 smooth rolling wheels. They glide quietly without leaving scratches on the floor. Once you have found the position, press the plastic catches on the 2 lockable wheels and the bed frame will not move. The folding bed mattress comes with 4 non-slip Velcro straps. The bottom of the mattress is designed with a non-slip pattern. Metal mattress retainers at the head and foot of the bed prevent the mattress from moving. Support frames at the corners of the bed frame make the bed frame more stable. This multipurpose double folding bed with mattress saves space when not in use by simply folding up the portable folding bed and storing it conveniently in a corner or behind a cabinet. It is only 12 inches thick when folded. This folding bed is for camps, small flats, guest rooms, dormitories or living rooms. This folding bed on wheels is also for office break rooms and sleeping areas. Color White Material Metal Item Weight 50 pounds Fold out Length 75 inch Fold out Width 38 inch / 31 inch Mattress Thickness 4 inch Max Supported Weight 480lbs Shape Square Assembly Required Yes