Sof Sole's technologically advanced chemical formulation quickly creates a protective barrier on the surface of the shoe. It protects shoes by repelling oil, water and stains. Water Proofer is also environmentally friendly, containing no CFC's. Water Proofer provides durable and breathable protection for shoes, boots, hats, jackets and other apparel. Directions: Test small area for colorfastness. Article must be clean and dry before treatment. Hold can upright 6 inches from article and spray evenly over entire surface. Allow 2 to 3 hours drying time before using. For new articles, a second treatment is recommended. If protection wears off over time, article should be cleaned and retreated.