The Thermoskin Foot Stabilizer is a soft thermal foot orthosis designed to treat and prevent foot injuries. It alleviates foot pain and helps prevent injuries by maintaining the midfoot structure between the hindfoot and the forefoot. The criss-crossing straps create a vice effect to stabilize foot ligaments. By supporting the midfoot, the Foot Stabilizer maintains the natural articulations of the foot. It also provides compression and support of the midfoot to minimize pain associated with mid-foot injuries. Fits comfortably in shoes. Indications for the Foot Stabilizer include Achilles" Tendonitis, Mid Foot Conditions, Sever"s Disease, Sprains, Stress Fractures, Subtalar and Talocrural Joint Instability. Trioxon Advantage: Thermoskin"s exclusive Trioxon lining is soft and comfortable against your skin. Trioxon captures your natural body heat for therapy and pain relief. The three dimensional Trioxon lining provides insulation and wicking of moisture via air circulation. This allows the skin to remain well oxygenated and comfortable for extended periods.