Swivel Seat Cushion Vivi Relax-a-Bac™ 15 W X 1-3/8 H Inch Foam

Convert stationary chairs into swiveling chairs; swivels 360 degrees to help relieve back, knee or hip strain caused by twisting when getting in and out of chairs or cars

High grade foam holds its shape and feels soft and comfortable, helping to reduce pressure on your back and tailbone

Removable cover is machine washable