McKee's 37 MK37-515 High Performance Glass Restorer 16 Fluid_Ounces McKee's 37 High Performance Glass Restorer removes mild etched water spots from glass and restores perfect clarity This citrus-based cleaner can safely loosen sticky contaminants so they wipe off easily Can also be used to remove water spots, sap, bug splatter, and films from chrome and windows Will not scratch glass Use by hand or machine, 16 oz.