Iron Out 28 Oz. All-Purpose Rust and Stain Remover is a versatile and effective solution designed to tackle rust and stains on a wide range of surfaces. Whether you need to remove rust stains from clothing in the laundry or clean bumpers, tools, porcelain, glassware, or toilet and flush boxes, this product delivers reliable results. It also helps maintain water softeners by eliminating iron and rust deposits, which conserves salt, extends the regeneration cycle, and prolongs the life of the softener. Formulated without acids and non-toxic, Iron Out provides a safe and dependable way to keep your items rust and stain-. Model Number: IO30N