The jack block is made of rubber, strong and durable and reusable.
 The robust round rubber block is suitable for all car properties.
 It can effectively prevent the jack from being crushed, bent and broken when lifting the car.
 The V-shaped design conforms to the edges of the bottom and the waffle surface provides non-slip protection.
 It is small and portable, you can place it anywhere in the car and pick it up when necessary.