This Betco product works as a mildew stain remover to quickly clean and whiten even the most difficult stains. Formulated with an odor-counteracting agent and chlorine stabilizer. Use only in well-ventilated areas. Spray a surface until it's thoroughly wet. Let stand several minutes until mildew stains disappear. This ready-to-use mildew stain remover quickly cleans and whitens even the most difficult stains; comes in a spray bottle. Capacity: oz. Formulated with an odor-counteracting agent and chlorine stabilizer. Features pleasant apple fragrance. 12 bottles per carton. Active ingredients: disodium dodecyl (sulphonatophenoxy) benzenesulphonate, sodium carbonate, sodium hypochlorite. Increases the level of cleanliness in the shower rooms, locker rooms, and other restroom areas. Works on tile, grout, fiberglass, shower doors, and vinyl. 6-month manufacturer limited warranty.