D&D Futon Furniture Navy Solid Twin Size Shikibuton Trifold Foam Beds 6 Thick x 39 W x 75 inches Long, 1.8 lbs high density resilient white foam, Floor Foam Folding Mats. Color: Navy. Filled with high density foam 1.8 pounds. This folding chair foam bed meets Federal Mattress Flammability Standard 16 C.F.R. Part 1633 requirement by Law. Bed size when folding out: 6" Thick x 39" Wide x 75" Long. Ottoman when folding up: 18" High x 25" Deep x 39" Wide.