This 70mm x 198mm Mirka Pad Saver is a cost-effective solution designed to prolong the life of the backing pad when sanding in automotive refinishing applications. It is specifically designed for 70mm x 198mm backing pads and is meant to protect the backing pad from wear and tear during aggressive and continuous sanding with net products. This pad saver is placed between the backing pad and the sanding strips and should be changed regularly for optimal performance.