Bos & Co Goose, blackBos & Cos Good Prima is a hardy winter boot that will keep you warm in style! The uppers feature black leather, oiled suede, and felted tweed the different materials adding textural and visual interest. Inside the boot, a waterproof membrane and merino wool lining keep your feet dry and comfy. The rubber sole is hardy, with great grip for icy terrain. These boots are made to match Canadian winters so you can enjoy the outdoors, whatever the weather.