Bar Keepers Friend all purpose soft cleanser is ideal for tackling tough rust, lime deposits, and other stains in your bathroom, kitchen, and more! Thanks to its non-bleach formula, this soft cleanser is free of harsh fumes and is even safe for use on stainless steel and copper cookware. Simply apply Bar Keepers Friend on a surface and gently rub with a wet cloth or sponge to tackle tough stains. Just rinse away to reveal a clean and shining surface! Bar Keepers Friend is not for use on gold, silver, pewter, marble, lacquered metals, or anodized aluminum.