Product function: This product is designed to protect the metal support frame of most vehicle chassis. It helps reduce damage to your car's load-bearing frame and provides added protection during vehicle maintenance. It is a useful accessory for automotive repair. Durability: Made from rubber material, this product offers durable and reliable performance. When used and stored properly, it provides long-lasting use. How to use: This rubber mat can be easily placed between the jack and the underside of the car, offering protection during vehicle lifting. Non-slip design: Features a waffle surface and grooves to enhance grip, ensuring stable and slip-free operation. Product size: 7.5 x 7.5 x 2.5 cm / 2.95 x 2.95 x 0.98 inch Product features: Color: Black Material: Rubber Size: 7.5 x 7.5 x 2.5 cm / 2.95 x 2.95 x 0.98 inch Package includes: 1 / 2 / 4 * Jack pad Rubber jack block (square shape)