Comet Ultra Powder with Bleach

Comet Ultra Bleach Powder bleaches away tough stains. It's also scratch-free, so you can use it on most delicate surfaces, cleaning and deodorizing porcelain, stainless steel, fiberglass, Corian*, solid surfaces, natural marble, and ceramic tile—all without scratching. All that and it has 2X the whitening power** to tackle your toughest cleaning problems around the house. (from Comet)