7 ounce size. Since 1947, PennyBrite cuts grease, removes tarnish and restores luster to non-lacquered copper, stainless steel, solid brass, chrome and ceramics. Pennybrite compound contain fine polishing compounds, and food grade citric acid that are combined with a hypoallergenic, phosphate free environmentally safe soap. Not for use in silver, or aluminum. This product contains mild abrasives that may scratch stainless steel appliances/cabinet panels, lacquered and painted surfaces.