"GOOF OFF" RUST STAIN REMOVERFOR OUTDOORS*Gallon*100% organic formula*Biodegradable and non-Carcinogenic*Will not harm plants/grass.*Safe for use on paint, vinyland aluminum siding, stucco,metal, glass, porcelain, wood,fiberglass, plastic, stone,grout, chattahoochee, concreteor asphalt walks & driveways.*No rubbing or scrubbing*Plastic jug