PRODUCT MATERIAL: Made of rubber and plastic materials. The thickened material makes the lane speed bump structure more solid and stable, it will not deform under any pressure, and will immediately return to a stable state, no odor, no fading REFLECTIVE DESIGN: The speed bump surface is a striking black and yellow color, which can effectively reflect light even at night or in dim light, thereby increasing the visibility of the speed bump, allowing drivers to find and slow down at a farther distance STRONG LOAD-BEARING CAPACITY: The bottom honeycomb design has a strong structure, enhances stability, reduces noise and vibration, no damage to cables or roads, and can withstand 22,000 lbs SAFETY DESIGN: The surface has raised points and texture strips. The special texture can increase friction, normal use in rainy and snowy weather, effectively preventing vehicles from slipping when going uphill, and safe passage of vehicles WIDE RANGE OF USES: Suitable for highways, parking lots, hospitals, home stairs, factory material handling, stairs, hotels, shopping malls, streets or other areas