RustAid GSX00101 Goof, 1 Gallon GAL Rust Stain Remover. GSX00101 Features: -Rust remover. -Use wherever you see rust stains on tile, grout, sinks, tubs, toilets, dishwashers, counters and on all outdoor problem areas. -Reacts with iron in rust stains to neutralize and remove them from almost any surface.RustAid GSX00101 Goof, 1 Gallon GAL Rust Stain Remover.Item Weight: 9.2 lbCountry of Origin: United StatesBrand name: RustAidItem Dimensions: 7.07L x 4.74W x 10.1H