A universal knee saving mat from Zip Corvette. Now when you need to kneel down to tighten a lug nut or just look at a car - Zip has your knees covered! A great addition to any tool box, car care kit......and perfect for the NCRS judges who are constantly having to kneel down while judging Corvettes. Made from high density foam rubber, die cut with a "Zip" logo and very light making it easy to store in the back of your Corvette. Blue. 13" x 16".