Cervical Pillow Convoluted IV Poles Knee center: 12 13 Jobst Ultrasheer 30 40 ThighHi Knee center: 12 13 (30 Mesh with commode opening * Large * 58 x45 * Compare to Invacare item R113 * Designed to support an individual during lift and transfer procedures * Slings easily attach to lift * Slings are reinforced at all points for added safety * Material is durable resists deterioration from exposure to moisture and laundering * The edging is soft yet durable with reinforced stitching for safety * Slings are constructed with a high back section that provides additional support for the head and neck and a padded inner thigh section for comfort * 6 month Limited Warranty * 450 lb 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 *