Product detail:Quality1.100% silicone2.eco-friendly and reusable3.never change  under temperature -60°~ 250°Function1. protect the forefoot from slippage and frictions,Website:://.siliconeproductsextoy.com, Help reduce pressure and pain on the ball of your foot and foot arch.2. Relieve feet pressure or keen pressure,exercise the muscle,reduce pain3. high-tech nanameter is anti-bacterial and deodorized4. The special anatomical shape of the product makes it suitable for any foot type.5. Lightweight polymer gel formulation provides high degree of shocks and impacts absorption