ReviveX Instant Water Repellent Need a quick solution to waterproofing? Simply spray it and other outdoor gear with ReviveX Instant Water Repellent to immediately create a protective barrier against water, oil and stains. Use it on nylon tents, jackets, boots, hats, and backpacks as an easy, multipurpose waterproofing treatment. From outerwear to footwear this air-dry formula comes in a 5 oz spray bottle and is safe to use on a variety of fabric and breathable materials. 5 oz.