Removes mold, mildew, algae, leaf stain, bird droppings, food and drink stains, blood stains and more. It is color safe and may be used on fabric, vinyl, plastic, fiberglass, wood and more. Use it on awnings, tents, boat covers, RVs, cushions, carpeting, umbrellas, etc. It is biodegradable, gentle to skin and has no harmful vapors. One gallon treats approximately 150 square feet, one jar makes 3 gallons.