Donut Cushion Navy 14 by Alex Orthopedic Internal Catheters Guide Kit 75 Shipping Carton Size: 18 48750 75 Shipping Carton Size: 18 L x 17 W x 6 H Specially designed sleeping pillow uses convoluted foam shaped to support the neck and promote airflow * Special wedges inserted into each edge to provide cervical support regardless of which side you use * 22 x 19 * Poly cotton white blend cover included * This pillow does NOT compare to the Wal Pil O * The Wal Pil O is a 4 in 1 pillow that has been clinically proven to help reduce pain * Supportive foam with opening in the center to relieve pressure on the tail bone Extra covers can be purchased separately