The North Face Jozie Boot. Adjustable cuff boot. Waterproof construction. 200 g PrimaLoft® Eco insulation. Comfortable brushed tricot lining. Northotic™, compression-molded internal drop-in midsole with three-quarter-length shank. Durable TNF Winter Grip® rubber outsole with IcePick® temperature-sensitive lugs. Waterproof full-grain leather mudguard. 10" shaft, 13 1/2" circumference. Medial zip closure. Upper: waterproof suede.