The Podia Heavy Duty Silicone Insoles Sensitive Feet are reinforced silicone soles that maximize stability and evenly distribute the weight. They also offer excellent comfort and great durability, while not allowing the growth of micro-organisms and tremendously absorbing shocks and metatarsal vibrations. Still, the Podia Heavy Duty Silicone Insoles Sensitive Feet allows optimal air circulation and cuts to the desired size. Also suitable for diabetics. In addition, they have anatomic design and thus provide strong anti-shock protection. The material from which they are made is medical silicone. Finally, they are washed and reused. Packaging: 1 pair.