The ActiveWrap Foot & Ankle Wrap is a ankle foot orthosis designed for use by individuals with lower extremity disabilities. This wrap can be used hot or cold to provide compression to relieve pain from ankle sprains or joint and tendon pain. Each wrap consists of two latex-free hot and cold packs. The packs can be configured within each wrap in order to deliver hot or cold compression in desired areas. Made of plush and Lycra, the packs stay soft during application while the non-migrating gel maintains even pressure. SIZES: Small, medium, large, and extra large. DIMENSIONS: The packs are 4.5 x 7 inches. WEIGHT: 1.0 pound. COLOR: Black. WARRANTY/GUARANTEE: 1 year.