we can supply different specifications of the product that the customer needs. Performances:1. It is environmental, imported high-grade silicone materials, non-toxic, tasteless and harmless.2. Fully sealed design, waterproof, dustproof, oil-resistance, anti-acid and alkali,can be used in any harsh environment and, can be disinfected and cleaned in water.3. can be curled at will, easy to carry4. ...