Clr Pro Mold &Amp; Mildew Foaming Stain Remover Quickly Removes Tough Surface Mold And Mildew Stains On A Wide Variety Of Surfaces. Foam Sprayer Allows Direct Application, Preventing Splashback And Spores From Spreading In The Air. Certified Epa Safer Choice And Readily Biodegradable, This Bleach-Free Formula Works On Surfaces Including Ceramic Tile, Baseboards, Fabrics, Glass, Natural Stone, Laminated Countertops, Fully Cured And Oil-Based Painted Surfaces, Hard Plastics, Automobile Tires, Wood, Grout And Fiberglass. It'S Part Of Epa'S Safer Choice Program As A Safer Alternative To Traditional Chemicals. Do Not Use On Metals Or Finishes, Especially Stainless Steel Appliance Exteriors.