It is a kind of orthosis that distributes the entire weight of the body equally to the foot and wraps the foot . It is produced from rigid thermoplastic material in accordance with the anatomical form of the sole of the foot. It applies three different correction forces to the foot. It grips the heel, controls the inner arch of the foot and the outer border of the forefoot. By eliminating the deformity in the foot, it provides smooth and balanced walking and standing. It supports the anatomical structure of the foot by feeding the foot socket. With its use at an early age and regular use, the success rate of treatment increases considerably.