Nikwax fabric leather proof adds water repellency and prolongs the life and performance of all fabric and leather combination footwear work fashion leisure and sports it is also safe to use on footwear with breathable membranes such as gore tex symatex event etc without effecting the breathability the solution is easy to apply and can be used on wet clean shoes the fabric and leather proof is a water based solution that contains no fluorocarbons and is biodegradable it is also non flammable an