The COI Aqua Proof (5 Litre) will repel water and help prevent stains on a variety of your outdoor gear. Simply follow the instructions, and after leaving your outdoor gear to dry, you will have a factory waterproof standard. Apply it to tents, tarps, outdoor umbrellas, sleeping bags, clothing, footwear and any other gear that is made from canvas. This 5L bulk pack covers approximately 6 square meters per litre, perfect for waterproofing large items, such as tents and outdoor umbrellas. Waterproofing your gear will help you stay dry and warm, so you don't get cold, or worse still, get hypothermia.