A Soft TouchFeather Sponge
Because of its soft and flexible structure as bird feather, this special sponge is called Bird Feather Sponge. Feather Sponge used in quilting is intended to provide a soft touch feeling in contact with the body.
With the feather sponge used in its quilting, you feel a soft touch when touching the body, while experiencing the classic sleep comfort with the bonel spring system, which is mechanically linked to each other with metal wires subjected to special heat treatment.Bonnel Spring System
Its feature is that the spring windings are mechanically connected to each other by metal wires. Bonnel spring coils are connected to each other by spiral wires. The heat treated bonel spring system helps to reduce the possibility of collapse in areas where body weight is concentrated. Ideal for people who enjoy sleeping on hard or medium hard floors.