100% Green Nylon Bristles w/18″ Poly Block

18” poly block will not mar, scratch, warp, or crack and clean more area at a time. Extremely soft yet retain their body when wet. Uses durable miracle-tip handles to eliminate handle breakage, thread stripping or brushes falling off. (100% green brulon bristle, 2 ½” trim with 18” X 2 5/8” X 1 3/8” polypropylene block) Automotive use.