The Airsport Ankle Brace from DJO Global incorporates clinically-proven semi-rigid shell and aircells to provide comfort and support. Additional compression and stabilization is provided by anterior talofibular cross strap and integral forefoot and shin wraps. This unique "step-in" design (toes first inserted into the back of the brace) and automatic heel adjustment make the AirSport extremely fast and easy to put on. Features: Foam-filled aircell that cushions and supports the ankle Semi-rigid encased shell offers proven Air-Stirrup support Coated fabric for durability Anterior talofibular cross strap for ankle stabilization Integral forefoot and shin wraps for support Automatic heel width adjustment for easy application Size chart (US shoe size)