concrete wheel stoppers are heavy, durable devices that prevent vehicles from rolling or moving. They are often used in parking lots or garages to keep cars from rolling out of their designated parking space or to block the movement of a vehicle in a specific area. Concrete wheel stoppers are made of concrete and are typically placed in front of or behind the wheels of a vehicle to physically block its movement. They are generally rectangular in shape and are designed to be placed flush against the ground, with a sloping surface on one end to allow for easy placement and removal. Concrete wheel stoppers are very heavy, making them difficult to move or tamper with. They are also resistant to weathering and wear, making them a long-lasting option for use in outdoor environments.