Recycled Plastic Speed Bump Knit Cap creates a uniform surface fit

creates a uniform surface fit any road width's

Play sand is suggested for ease of filling

Able to withstand extreme temperatures without cracking  or drying out

Periodically inspect the screws and tighten if necessary

Box Size: 7

Recycled Plastic Speed Bump Knit Cap creates a uniform surface fitStandard recycled plastic speed bump with steel spike hardware, is designed to alert drivers to potentially hazardous driveways and parking areas, as well as acting as a traffic calming device to ensure the safety of pedestrians. These vehicle and motion safety devices are manufactured from 100% recycled low density polyethylene. The safety bumps will not not chip or crack under heavy loads and are built to withstand abuse from gas, oil, salt,