Atsko Silicone Water-Guard is suitable for outerwear, footwear, tents, sleeping bags, and suede. Our silicone is specially formulated to apply maximum repellency in a single application. It restores factory waterproofing but still allows materials to breathe. It repels water and stains. For boots, suede, leather, nylon, canvas, and all fabrics. Only one treatment needed. Heavy duty water repellent. Allows leather and fabric to breath while at the same time providing the best waterproofing available.