Part of the Sub Zero collection, these boots are designed for winter conditions; think everything from snow to sleety pavements. Each boot in this collection delivers technologically outstanding grip, comfort and warmth, all brought together with contemporary aesthetics.Dri-Tec is a waterproof, breathable membrane made in a bootie construction. It offers exceptional waterproofing, excellent vapour transmission and high mechanical resistance to maximise performance in the wettest environments.Thinsulate is the best footwear insulation around. Warmth without bulk, it traps insulated air and radiates it back to the body.*Waterproof synthetic upper*Easy on, easy off *Removable EVA sockliner for added cushioning*Winter siped rubber outsole improves traction