For chronic ankle instabilities as well as prophylactic use. Economical ankle sprain treatment from the ladder in ankle sprain management. Compresses and protects the lower leg and ankle within the regular shoe. Rigid polypropylene shells with adjustable heel strap to help prevent inversion/eversion. Adjustable velcro strap to accommodate volume changes. With soft foam padding for comfort. Suitable for skin contact, does not absorb perspiration. Does not support micro organism growth. Washable, odour free, tough, resilient and light weight.