MSR Mineral Stain RemoverA very powerful product for professional use only. Will quickly dissolve water spots and other imperfections on paint surface from fall out residue. Works on painted surfaces and glass. Key Features: Super Powerful Fast Acting No Need to Reapply One Application WILL Fix the Problem Directions for use: Wearing tight fitting splash proof protective eye goggles when using. Wear nitrile, neoprene, or natural rubber gloves and acid resistant footwear. Do