Quickly penetrates every void of metal surface to dissolve rust FAST! The powerful, proprietary formulation takes the hard work out of rust removal and transforms surfaces to like-new condition. Rust-Oleum Rust Dissolver Bath is a specially formulated Product Features:Removes rust fastInhibitor protects bare metal up to 12 monthsCreates an ideal surface for paintingAssortment includes bath brush application and spray gelSpray gel provides added convenience by clinging to the surface to keep the formula activated