A revolutionary dry powder formula developed to work chemically to remove all organic stains such as mildew, mold and other fungus as well as removing dirt and brightening all soiled material. Perfect for vinyl, cloth, Sunbrella^®* and canvas materials (not suitable for silk, leather or wool). Non-toxic and biodegradable, will not cause damage from over-use and is safe on all colors. Concentrate: 16 oz makes 4 gallons. *Sunbrella^® is a registered trademark of Glen Raven Inc.