Nikwax this water based waterproofing wax has been developed from extensive research. This brilliant waterproofing wax not only keeps feet dry but it can be used on either wet or dry leather and once applied, the items treated can be used immediately without waiting for the wax to dry! Fast-acting with deeply penetrative ingredients that add water repellency to reduce water absorption and maintain breathability. The wax also revives the appearance of leather and maintains its suppleness.