Durable Material: The lifting jack pads are made of high quality rubber, very strong and durable. Compatible Models: 4 pcs lifting rubber jack pads with storage case designed for Model X, Model S. Chassis Protection: Jack pads adapter helps protect your car's chassis and battery from abrasion and damage when changing tires. Easy to Use: Simply insert jack adapter pads into the indented holes in the lifting points and ensure jack is centered on the adapter pads. Nonslip rubber rings prevent jack pads from falling off when aligned. Portable: All jack pads are packed in a zippered storage bag for organized storage and portability. Specification: Material: Rubber Size Chart: Replacement for Corvette C5, C6, C7, C8 GS Z Replacement for Corvette C5, Z06 Z51, C6-Z06 97-04 Replacement for C6 Coupe and Convertible 2005-2012 standard Replacement for C7 2014+ Not replacement for C6 Z06, ZR1 or Grand Sport 2006-2012 Please check under the car and your undercarriage to confirm the jacking points. Package Includes: 4 Pieces Jack Pads 1 Piece Storage Bag