Stimex says about the Canvas Waterproof Spray
A water proof spray. Stimex Waterproof is an extra concentrated textile coating in a handy spray. This vial preparation is ideal for the waterproofing of tents, awnings, boat sails and other substrates of dralon, cotton and acrylic. Due to the special composition Stimex Waterproof is permanently elastic and breathable. This waterproof spray can also be used on moist tissue. Suitable for 5-7m².