White - Light duty. For light cleaning and polishing. Fiberglass, vinyl, plastic, formica. CeramicNon-woven synthetic fiber impregnated with abrasive grain for surface conditioning without damage to or removal of base material. Resists loading and heat build-up. Wet/dry construction for use in a wide range of applications. Available in a variety of grades from heavy duty to polishing applications. Reusable and long lasting design for economical use