This 3M Perfect-It Back-up Pad is a must-have for any automotive enthusiast. Made of high-quality materials, this yellow pad is 7 inches in size and designed for use with wet or dry abrasives. It's perfect for use in the shop or garage and can help you achieve a flawless finish every time. With a brand name like 3M, you know you're getting a top-quality product that's built to last. The manufacturer part number for this back-up pad is 05718, and it's a great addition to any collection of automotive tools and supplies. Whether you're a professional mechanic or a DIY enthusiast, you'll appreciate the quality and performance of this back-up pad.