Specification Color: Black Material: Rubber Shape: Round Number of Pieces: 5 Type: Car Lift Accessories Gross Weight: 1.6kg/3.5 lbs Product Size(D*H): 12*3cm/4.7*1.2in Package Size: 13*13*13cm/5.1*5.1*5.1in Package Included 5* Lift Pads.