36in Modular Speed Hump Middle Section is designed to help control traffic in zoned areas by reducing vehicle speed. Each speed hump includes reflective safety strips for added visibility under low-light conditions. The 36in speed hump DH-SP-22M is modular to connect multiple humps together or hump end caps for a smooth transition on each end. Surface features a textured grip for increased traction. Made with heavy duty weather resistant rubber designed not to chip or crack. Includes (6) pre-drilled mounting holes for permanent mounting application hardware is not included. Each speed hump also features a bottom void to reduce overall weight for portability.