Swobbit Extra Soft 7.5 Brush The Swobbit Extra Soft 7.5 Brush has extra soft bristles for gentle cleaning of delicate surfaces. This brush is safe for all finishes, including painted and fiberglass finishes, windows and high-polish metals. Made with molded poly block and premium quality flared bristle set with corrosion resistant staples. A wrap around safety bumper protects surrounding areas. Not recommended for use with solvents or alcohol. California Residents WARNING Cancer and Reproductive