1.chemical stability. 2. excellent elasticity strong adhesiveness. 3. bright color. 4 the product available upon request. Certificate: Description: EPDM feature: water-proof , non slip, non-static, high flexibility, withstanding wear and tear decay, bright color, light gravity, strong adhesiveness, and there is no dust and powder absorption on it and very clean. SIZE :0.5MM---5MM EPDM technical ...