Sit in comfort with Lasing Comfort Foam with Gel Insert Seat Cushion. It is great to use for sporting events, long trips, at home, or in the office. It features a soft foam layer the provides the amazing comfort, a soft gel layer for continuous support, outer layer has a soft wool material to prevent slipping, and is zippered on so the outer case can be washed. (Dimensions: 3.15 x 13.79 x 17.71 Inches)