Provides stability by minimizing ankle rotation. Two polypropylene outer shells connected to a soft, adjustable foot piece. Lined with unique Floamªbladders, which provide a more uniform compression and customized fit. Floamª easily flows to conform to the body shape, equalizing the pressure. It has no memory and is 50% lighter than most cushioning materials. Secured by hook and loop closures. COULD NOT FIND IN ISG CATALOG (FEB 02).