Nikwax Waterproofing Wax for Leather extends the performance life of smooth leather gloves. It provides instant Durable Water Repellency (DWR), maintains breathability and replenishes tanning agents in leather. The water based formulation can be used on wet or dry leather. Waterproofing Wax for Leather is non-flammable, biodegradable, contains no harmful solvents and is free of volatile organic compounds (VOCs) and fluorocarbons/PFCs. Ideal for gloves with breathable membranes, e.g. Gore-Tex.