229675JTO_95 Features: Gore-Tex Insulated Comfort Footwear lining keeps your feet dry and warm in wet, winter-time conditions Get a secure grip on snow and ice with the Meteorite rubber to a composite of metal particles integrated in the Vibram rubber soles Motion Control technology provides lateral support, without restricting the foot"s forward and rear movement Memo Foam gives your feet get the perfect fit and padding where it"s needed PD Cage sole technology cushions and distributes the energy generated in the heel area while supporting the inside of your arch Strap-on crampon compatible UK sizing Specifications: Weight per pair: 3 lb 13 oz Upper: nubuck leather Outsole: rubber Insulation: synthetic