• Waterproof membrane seals out water and lets moisture escape Protective shell keeps feet dry Full grain leather and wool upper Snowshoe strap ridge for stability Fleece lining for added warmth 200 grams lightweight, low bulk insulation keeps you comfortable Fleece-lined removable EVA foam insole Merrell Air Cushion in the heel absorbs shock and adds stability Vibram Arctic Grip All Terrain outsole design for grip on wet ice and mixed winter conditions