Japanese Floor Mattress Traditional futon for floor sleeping. This Japanese style bedding is a choice for a floor bed. Futon Fabric. The floor mattress cover uses skin friendly brushed fabric. The mid filling is down velvet, providing good support when you lie on the mattress. Quilted Floor Mat Design. The mattress is sewn into a square shape with fine stitches. Construction features three layers: brushing outer layer, quilting, down velvet filling, quilting, brushing outer layer. Ergonomic Design. Adapts to the body's natural curves and supports the cervical spine. The thickness of the mattress can significantly improve sleep and help reduce back discomfort. Use Scenarios For daily floor sleeping in a Japanese style room. As an extra bed in a living room or guest room. As a floor lounge mat for reading, watching TV, or taking a nap. Performance. Skin friendly fabric, supportive filling, and a quilted structure work together to provide a comfortable and stable surface for floor use.