Weatherproof leather uppers 10mm UGGpure wool shaft Non-functional leather strap with metal buckle Medial zipper for easy on/off and a secure fit 7mm UGGpure wool insole, vamp and heel counter 1½”H heel; 6½”H shaft UGG Boots stylish and warm with soft, curly UGGpure™ wool inside and out. A non-functional leather strap with metal buckle adds contrast in color and texture. Waterproof leather uppers and a zipper closure give this mid-calf boot functional as well as fashionable.