... W * H)deceleration zone, also known as speed brakes, slowing arch, buffer strips, speed bumps, slow plastic, deceleration pad, slow road ... rubber deceleration road humps, rubber speed hump, rubber buffer, rubber speed bump, road speed hump, road rubber speed hump, road humps, rubber deceleration ... or green, can attract drivers to pay attention, reduce speed and improve safety. decelerates rubber ridge