Product ID: OK4012 You can enjoy your leisure time sitting on the floor when being together with your friends, family and kids. This comfort cushion can also place on a chair for office and home use. It has good rebound effect, relaxing your hips. Materials: Made of Cotton Liner, filled with Polypropylene Cotton, ultra-soft, breathable, and comfortable. Size: Square: 42cm x 42cm x 7cm ( 16" x 16" x 3") Round: 55cm x 55cm x 10cm ( 21" x 21" x 4") Package Include: 1 * Chair cushion