1、GOOD COMPATIBILITY: These jack pad adapters feature slots, which are compatible with almost all frames, and have a choice of flat and recessed mounts. 2、WITH SLOT DESIGN: These circular jack lifting pads have a slot design, the absorption threshold of the vehicle fits perfectly with our jack pad slots. 3、RUBBER PAD: Made of excellent rubber material, with good elasticity and wear resistance, can withstand certain pressure, and has a long service life. 4、WIDE APPLICATION: These jack stand protectors can be flexibly adapted to car lifts and vehicles, which are sturdy and durable, can be reused multiple times. 5、STANDARD SIZES: Includes 2pcs rubber jack pads, with standard diameter and slot width to ensure a firm grip, can be used and replaced at any time.