6" Thick X 36" Wide X 70" Long Twin Size Brown Sleeper Chair Folding Foam Bed 1.8lbs Density, Studio Guest Foldable Chair Beds, Foam Sofa, Couch. Color: Brown. 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 Dimensions when folding out: 6" Thick x 36" Wide x 70" Long. Chair Dimensions when folding up: 23" High at the back-rest x 12" high at the sitting position x 36" wide x 30" deep.