Knee Immobilizer 12 X Large Scooters Parts Pantyhose * Antracite * 30 40 Maxi pouch Pantyhose * Antracite * 30 40 mmHg * Medium * Ankle Circimference 8 3 8 9 7 8 Thigh Circumference 18 1 8 27 1 2 * Hip Circumference 30 50 * Beautifully sheer hosiery Durable long lasting * Sandalfoot styling * Gradient compression for relief and prevention of venous disease * Therapeutically effective sheer lightweight and fashionable * Padded cushion is specially designed for the left right or bilateral amputee *Black leatherette zippered cover *Leg extensions are approximately 1 2 of the seat width x 9 long *Overall length with Leg Extension is 25 *Overall thickness is 1 1 2 for the Narrow Adult Adult and X Wide models and have a 5 8 plywood base *The XX Wide (22 and larger) have an overall thickness of 2 1 2 and have a 3 4 plywood base *Meets CA 117 code *X Wide *20w x 25d *Bilateral Extension 12 Long X Large * Measurement 6 below knee: 18 21 * Measurement 6 above knee: 23 25 * White cotton sateen laminated to 3 8 thick beige foam with alternating hook and loop closures * One each medial and lateral stay and three contoured posterior stays are all removable * HCPCS Suggested Code: L1830