Compressed Coccyx Cushion by Drive Medical

Cut-out reduces pressure on spine and coccyx (tail bone) when seated. Cushion's tilt restores spines' natural —S" shape. Great for home, office and travel. Cushion automatically expands to full size when removed from packaging. Comfortable and durable foam construction. Dimensions: 18" x 14" x 3" Weight: 12.8 ounces Removable, machine-washable cover. 1 Year Limited Warranty.