Omnitrax 3.0 interchangeable sole system adapts your traction to meet changing weather conditions. Includes two outsoles, snowtrac winter rubber lug and icetrac studded rubber lug with carbide studs. 100% waterproof construction includes waterproof, breathable bootie, waterproof leather, webbing, and stitching to keep the foot bone dry. 200 g of critical 3M thinsulate insulation in toe and tongue for strategic warmth without overheating. Molded heel cap delivers superior support without sacrificing flexibility. 7.5'' height. Material: Leather.