This universal rubber pad is used to the undercarriage metal jack point railing that is on most vehicles and to damage, it keep the chassis rails from pinched, bent, and broken Polyurethane is soft enough to not harm your vehicle's metal yet rigid enough to support it Great for DIY vehicle maintenance or taking one with you in the car as some tire shops do not use these pads, and unfortunately bend your pinch/scrape off paint on the welds. This can eventually lead to rust, save yourself the hassle with this simple product Fits most floor jacks and lifts Specifications: Color: Black Material: Rubber Size: . 7.5x7.5x2.5cm/2.95x2.95x0.98 inch Package Contents: 4 x Rubber Pads Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.