Cold weather calls for fashionable footwear, and the UGG Karel Bootie offers you just that. An UGGpure wool insole and lining naturally wick away moisture for warmth and comfort, while the Treadlite by UGG outsole provides durability, cushioning, and traction with every step. 17mm UGGpure wool insole and lining Treadlite by UGG outsole Nylon binding Leather heel label with embossed UGG logo Metal roller buckle.