The Ecco Repel Universal Waterproof Spray is specially formulated for waterproof or breathable footwear, excellent for both golf shoes & outdoor shoes. Ecco are renowned shoemakers & this universal waterproof spray will add a high level of repellency to leather, nylon, & several combinations of golf shoe/outdoor shoe uppers. Simply shake well & apply to clean dry footwear, then leave to dry. Perfect for use on GORE-TEX. Full instructions are on the bottle.