10 cm thick quality material: The front of the mattress is made of cotton with a polyester filling, suitable for all seasons. This mattress is comfortable, breathable, safe and healthy. A 3D Qui seam design helps prevent deformation; the futon mattress is not easy to collapse and provides better support when lying on it. Full filling, longlasting no deformation: Delivers longlasting compression and resists deformation. Moderate hardness helps prevent back pain, with uniform thickness, overall plumpness, full filling, and uniform support for healthy, deep sleep. Ultraquiet: Builtin quality slowrebound sponge absorbs noise and vibration from turning during sleep. It will not wake up or disturb your companions, reducing turning frequency and enabling quieter sleep. Portable and foldable: Foldable for easy travel or storage. An ideal mattress choice for guest rooms, hotels, dormitories, hospitals, travel, and guests. Easily folds up when not needed.