Square Cotton Seat Cushion Buttocks Chair Cushion Pads (Purple) Material:Memory Cotton......Quantity: 1 Size:Approx.40*40cm (15.7"x15.7")..... Size(A-C):Approx.42*43cm (16.53"x16.92") You can fully enjoy the high quality of sleeping while using this health, fashion, high-grade seat cushions for a long term when out to travel, take a bus or in office. 100% brand new and high quality A high quality travel seat cushions, to improve blood circulation, alleviate the pressure of body and promote sleep.Comfortable,breathable and dry.