LEFT * SIZE X-Small * MEN Up to 5. WOMEN Up to 5 * 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 intergral forefoot and shin wraps * The 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 * Indication: Ankle sprain; Chronic instability; Prophylaxis