Chamberlain’s Leather Milk – Water Protectant Formula No. 3 is a natural medley of deeply penetrating oils and waxes that both condition and protect leather from malevolent elements. Do you want to protect your quality leather items from the elements? Formula No. 3 is the perfect solution. It is specifically designed to handle harsh weather conditions, especially rain and snow with deeply penetrating natural oils and waxes that both condition and protect. This environmentally safe recipe works great on boots, shoes, purses, bags, outdoor gear, and motorcycle equipment. Made in USA.