3M Ribbon-shaped fibers lift dirt and grease instead of rolling over it. Dirt and particles are trapped within knitted tufts of the fibers. Rows and rows of tufts and valleys trap large and small particles. unique super-soft micro-texture effectively cleans without scratching delicate lenses. - 3M Scotch-Brite high performance cleaning cloth from 3M has made household cleaning easier. The cloth is machine washable and safe on virtually any surface in the home - wood, glass, chrome, and collectibles - without any need for chemical sprays or polishes.