Provides superior protection and helps support weak or injured ankles Helps prevent inversion/eversion sprains This unique open-back sleeve with convenient step-in design increases comfort, control and makes it easy to put on Top and cross straps are fully adjustable to lock brace in position; cross strap provides additional lateral support as well as support across the talar joint Rigid shells and pre-inflated Aircast Aircells cushion the brace and form superior top-to-bottom medial-lateral support to help prevent injury or reinjury Easy on step in design with a unique open-back rear entry for fast and easy on/off Features an Achilles strap and a heel-lock crossing strap to lock brace in position and provide additional lateral support Latex free high performance fabric for all-day comfort and durability Neoprene front panel contributes to comfortable fit Nylon mesh Carry Bag protects your clothing and other equipment in your gym bag from hook & loop straps Mueller Hg80 Rigid Ankle Brace, X-Large, Black MS1140712 MS1140712 74676443140