1Made from high quality polyamide, rubber latex and silicone material, which is soft, breathable and comfortable. 2Added with rubber latex blending, enhance the elasticity of fabric, wear resistance and durablity. 3Elastic design, stretchable and does not deform, not easily slippery, easy to fit your foot. 4Adopting of three-dimensional weaving technology, better to protect your joint, wrapped heel and muscles. 5Silicone massage pad design, disperse the pressure around the ankle and repair damage.