This bright orange wheel chock is visible and durable. It is perfect for preventing accidental movement of vehicles. The bright color provides added safety for ingoing and outgoing drivers to see it more easily. The safety tread on the face of the chock provides better grip and reduces slippage. Made of molded urethane for greater durability and resistance to shock, and abrasion. It is also more resistant to damage from oils and solvents and weighs less than traditional metal chocks