... waterproof, dustproof, anti-oil, anti-acid, can be used in any bad environment, and can be disinfection and cleansing the water ... , easy to carry, save space. 4, good elasticity, hit without sound, comfortable soft touch feeling. 5, special design and production ... lean, and use of special high-strength silicone adhesive glue, without any metal nails, performance stable and reliable. 6, color diversity, ...