The evolution of the Nova built to balance performance and style for a cold weather hiking boot alternative and trail running style. Built with lightweight synthetics and soft leather and a unique protective design. Paired with a Vibram Ice Trek outsole for best in class traction when the temperature drops paired with 100 grams of insulation, cold winter's will never be a problem. FEATURES: Waterproof membrane seals out water and lets moisture escaped lacesMedial zipper for easy on and off Bellows tongue keeps out debris External rear sling locks in the heel Heel pull tab for easy on and off 100% recycled breathable mesh lining 100 grams Primaloft® Gold Eco Series synthetic insulation 100% recycled mesh footbed cover Cleansport NXT™ treated for natural odor control 50% recycled EVA foam footbed FloatPro™ Forefoot and heel cushioning pods Super Rebound Compound midsole with 15% recycled flecks provides durable shock absorption to help reduce torque and allow for a smooth transition into the midfoot Vibram Icetrek outsole designed to provide the improved grip on very cold, icy, or snowy surfaces SPECS Stack Height: 29-21mm Drop: 8mm Lug: 4mm Half pair weight: 15.51oz, 440g