The ergonomic wedge design encourages proper posture.
The cushion is uniquely engineered to evenly distribute body weight and reduce pressure on the lower back and tailbone/coccyx area. Dimensions: 3H x 13. The Contour Large Kabooti(R) is a 3-in-1 seating cushion made up of a coccyx cushion, seating wedge, and donut ring.