Made of high quality heavy duty stainless steel,cut-proof,anti-drill,anti-saw and anti-smash,durable and rust protection(It is not suitable for trucks).The 8 large holes designed for different models can be adjusted for different types of vehicles. Ensure that the brakes, the thickness of the front clutch, and the throttle are used within 1.3 cm before purchase.Easy to carry, easy to store, can be placed in the trunk or in the car.asy to use and disassemble, it is a very useful accessory to keep your car safe.