Outdoor Clothing Fabrics Waterproofing Spray Outdoor Clothing Fabrics Waterproofing (Spray) Superior fabric waterproofing concentrate specifically formulated for backpacks, duffel bags, hiking gear that has to withstand the abuse of hiking and camping in harsh weather conditions. Eco-Friendly water-based water repellent liquid concentrate Formulated for tent walls, awning fabrics, patio cushions, and covers for your continuous protection against rain, wet and dirt. SUPERIOR RESULTS ON All outdoor fabrics such as: Gore-Tex , eVent, Nylon, Polyester, Canvas. COVERAGE AREA 473 ml. /1 Pint covers 50-60 square feet per bottle.