Rust-Oleum Whink Rust Stain Remover, 16 Oz

Rust-Oleum Whink Rust Stain Remover quickly eliminates stubborn rust stains from white toilets, sinks, colorfast fabrics, and carpets. The powerful liquid formula is easy to use—simply apply, rinse with cold water, and watch rust stains disappear. Trusted since 1947, this septic-safe formula delivers fast, effective stain removal without harming pipes or plumbing systems.