... roads. Rubber Traffic Speed Bump(speed hump, road hump, speed breaker, sleeping policeman,) is a speed-reducing feature of road ... parking lot, and gas station, etc. Specifications: Rubber Speed Bumps Compression resistance: >200mpa Durability: >2years. Fade resistant: ... , so it is light and easy to install.2. Rubber is durable service, high anti-impact, ... and others. high quality rubber speed bump