Resist water, even when youâre on the water. 303 Fabric Guard creates a powerful shield to greatly increase water and stain repellency, protecting against both oil and water based stains. Spray it on fabric seats, boat covers, awnings, Dacron sails, etc. Keep all your favorite fabrics crisp and clean for years to come. Protects cushions/pillows, drapes and umbrellas from the outdoor elements, seals seams. Restores lost water repellency to factory new levelsKeeps fabric dryProvides strong resistance against both oil and water based stainsDoes not alter fabric color, feel, flammability or breathabilityMade in the U.S.A. Usage Directions: Use only on newly, cleaned, dry fabrics. For best results, treat fabrics in warm weather, of at least 70 degrees or warmer. In a well-ventilated area, spray 303 Fabric Guard on fabric until damp, overlapping in a crisscross pattern. Do not saturate. Let dry for 6-12 hours in a clean, dry environment before using or storing. Treated material must be protected from rain/dew until completely cured. If these steps are performed correctly, the material will be water repellent at this point. 303 Fabric Guard will need reapplication depending on fabric exposure to sunlight and weather conditions; pour water on fabric to determine need to retreat fabric. Coverage: 75-100 square feet (7-9.3 m²) per 16 fl. ounce (473 ml) on lightweight fabrics; 40-75 square feet (3.7-7 m²) on heavier fabrics depending on material and application method. Double UV sunscreen Restores water repellency Recommended by and for Sunbrella! | 303 High Tech Fabric Guard, 32 oz