Our Tuf-Clean General Purpose Cleaning Cloth is a great microfiber cleaning towel for any job. We designed these towels to with professional cleaners in mind, they're manufactured to be softer, more absorbent and more durable than all other all purpose towels on the market. They're lint free terry type microfiber towels and are made up of hundreds of thousands of split fibers which allow the cloths to clean aggressively without being abrasive. They are safe to use on windows, smooth and coarse surfaces as well as automotive finishes.