microfiber cloths(for glasses) 1) polyester and nylon, soft and no scratch 2) no ... ,high density and high shrinking knittingusage: for clearning furnitures, cars, glasses, etc...Feature & Function1, comprised of 100% Polyester Single-Knit, Soft ... -Absorbent Micro fiber Cleans Without Damaging Surface Lint Free and Non-Abrasive Easiest way to apply: wax, dressing, leather conditioner, etc ...