Recommended for Gore-Tex®, eVent®, and all outdoor waterproof fabrics such as: Nylon, Polyester, and Canvas. 473 ml. (16oz) covers 50-60 square feet per bottle. Protect working surface and lay clean garment flat and zip up all zippers. Hold bottle 15-30 cm / 6-12 inches away from fabric. Apply evenly to outside of fabric. Check carefully to ensure no areas have been missed. Allow to dry fully before use.