RESTORES WATER REPELLENCY – Recommended by Sunbrella, a leading outdoor fabric manufacturer, 303 Marine Fabric Guard restores lost water and stain repellency to factory new levels when applied to clean and dry fabrics. This product will leave behind a protective coating which is an active defense against all spills and stains..PROVIDES STAIN RESISTANCE – This powerful, unscented protectant can be used to rejuvenate your fabric's shield against frustrating spots and stains. Simple and easy to use, 303 Marine Fabric Guard helps protect against water-based stains. While drying invisible, using this product will assist in keeping your fabric color to stay vibrant and spotless..VERSATILE – Our gallon refill container is perfect to keep on hand for larger projects, and it does not alter fabric color, feel, flammability, or breathability, and it is safe for use on all fabrics, as well as synthetic and natural fibers, including upholstery, cushions, umbrellas, life jackets, suede, canvas, and several other marine fabrics. Coverage: The gallon of 303 Marine Fabric Guard covers 320 – 600 square feet depending on material and application method..DIRECTIONS – Use product outdoors only, in supplied packaging. Spray product onto fabric until evenly wet, overlapping areas in a crisscross pattern, and let dry. Do not oversaturate. Treated material must be protected from rain/dew until completely cured. Cure Time: 12 – 24 hours dependent on temperature. If these steps are performed correctly, the material will be water repellent at this point. Re-application will be as needed, depending on fabric exposure to sunlight and weather conditions..SHELF LIFE – All 303 Products are good for use up to 2 years from the bottle fill date which can be found as a Julian Date being a 5-digit number on the back of the bottle and is read as YYDDD. YY indicates the last two digits of the year of production, and DDD represents the number of the day of that year of production. Proudly made in the USA by a family-owned company in Chicago, Illinois.