Nikwax Waterproofing Wax For Leather - Shoe wax for impregnating shoes, boots or boots made of nappa (glossy full leather). Make your shoes extremely water resistant, and help you enjoy the outdoors in all weathers. Always wash the shoes with Nikwax Footwear Cleaning Gel before impregnating them. Volume: 100ml Nikwax has always put the environment in focus and all products are: Water-based, climate-neutral, biodegradable, flame-resistant, not tested on animals and not least completely free of fluorocarbons.