This product Compatible with Lenovo Thinkpad T480S Laptop 2018 Year Length: 14.8MM/0.58 inch Width: 5MM/0.2 inch Height: 3MM/0.12 inch,Length: 14.8MM/0.58 inch Width: 5MM/0.2 inch Height: 2.5MM/0.1 inch,There may be slight differences in manual manual measurements Please check the notebook model before purchase, the picture is the real photo, do not buy wrong Package : 4 PCS Bottom Case Rubber Foot （Two specifications, 2PCS each） We are committed to providing a better shopping experience for our customers, if you have any questions, you can always contact us Replacement Rubber Foot Feet Bottom Base Cover.This product is fixed with double-sided adhesive paper and the bottom case of the computer. If you are worried about the firm problem, you can use the quick-drying glue for reinforcement.