Premium custom-fit spare tire cover made from the same color-matching fabric as the Sierra Offroad soft top. This one is Black Denim. Four sizes available. Designed to fit typical tire sizes on Wrangler, Trucks or SUV's. One-year limited warranty. Denim vinyl was an original material for the newer TJ Wrangler. It is a medium weight 2 ply composite that has a distinctive “denim” look. The material has been tested extensively and is guaranteed to withstand the elements and provide years of service.