Traditional Japanese Floor Futon Mattresses, Foldable Cushion Mats, Yoga, Meditaion Single Size 3" Thick X 27" Wide X 80" Long (Tan) Brand new floor futon mattress, made in USA. Single Size Bed sized 3" thick x 27" wide x 80" long. Filled with white cotton battings, two fiber layers and a layer of foam. Cover material is made of 100% polyester. Color: Solid Colors.