Best protection for your car cart: It is a great protector to prevent your frame rail, especially welds from bending or scratching while using with a car jack stand. Safe and sturdy construction: made of rubber durable. Perfect cushion design: The adapter is designed to be sturdy enough to support your car while soft enough to withstand pressure for your jack stand. Universal : The Jack Pad Adapter is suitable for most jacks and vehicles. Product name: jack support pad Material: rubber Applicable models : general purpose Color: Black Single piece size: 45*63*50mm Quantity delivered: Set of 4 Note: Other items are not included here, other pictures just show effect. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Products are all measured manually, please allow errors, thank you!