Pro Series Exercise Ball Slow Deflate Yellow 45cm. Stockings * Stepping surface: 14 x 413116 * Stepping surface: 14 x 40 * Adjusts from 4 to 6 to 8 * Includes 53 minute All Step video featuring the premiere step aerobic instructor Cathe Friedrich * SHOE SIZE: Large * MEN 10 13 WOMEN 11 15 * An effective modality for the dynamic functional treatment of plantar fasciitis and Achilles tendonitis * With each step the Aircast AirHeel provides intermittent compression through an aircell under the plantar arch interacting with an aircell surrounding the Achilles tendon *These air cells produce pulsating compression during ambulation that helps minimize swelling and discomfort and provides rapid pain relief * Can be used for right or left foot * HCPCS Suggested Code: L2999 Excellent Retail Packaging * This ball was specially designed to deflate slowly if punctured thereby reducing risk of injury * Provides improved stability at the points of body contact and enhanced performance due to the responsive surface design * Comfortable to sit on * Great grip thanks to built in latitudinal ridges and an outstanding texture that doesn t feel like plastic * Comes with two plugs an inflation adapter a measuring tape to help insure proper inflation and a poster detailing 24 exercises