This winter boot features Vibram Arctic grip for traction and a waterproof shell with insulation cold-weather for protection. FEATURES Waterproof membrane seals out water and lets moisture escape Protective shell keeps feet dry Full grain leather upper Metal hook traditional lace closure Bellows tongue keeps out debris Snowshoe strap ridge for stability Fleece lining for added warmth Lightweight, low bulk insulation keeps you comfortable Kinetic Fit ADVANCED removable contoured insole with reinforced heel cushioning for medium support Molded nylon arch shank Merrell Air Cushion in the heel absorbs shock and adds stability Lightweight EVA foam midsole for stability and comfort Vibram Arctic Grip All Terrain outsole design for grip on wet ice and mixed winter conditions 5mm lug depth Weight: 2lbs 9oz/1160g (full pair)