... 2.cold/hot resistant, 3.anti-impact/cra good quality of rubber speed hump : 1. One time forming, cold resistant ... performance. 5. Good chemical performance, aged-resistance and temperature resistance. 6. Common Colors: orange, blue, black, green, can be ... customers requirements. 8. With easy disassembly, security, flexibility, and can reduce collision damage to motor vehicles characte our company: