M MOCHOHOME Non-Slip Memory Foam Chair/Seat Cushion Pad with Ties - 18" x 18", Camel Relieves Pressure Corner ties keep pad in place Encased in removable and washable zippered cover (Velveteen Top + Non-Slip Bottom) Sized to fit most chairs; Dimensions are measured by hand, there may be about 2-3CM error Color: Camel; Size: 18" x 18"