3 Inch Seat Cushion provides maximum seat stabilization and pressure reduction while helping with better posture. Sizes available:16"W x 16"D x 3"H18"W x 18"D x 3"H18"W x 16"D x 3"H20W" x 16"D x 3"HMOBB 3" Seat CushionC$44.99PriceSizeSelectQuantityAdd to Cart