Durable, waterproof premium full-grain leather Seam-sealed waterproof construction, sealed seams to prevent water penetration 400-gram PrimaLoft® insulation to keep warmth even in cold conditions Padded leather collar for enhanced ankle comfort Removable anti-fatigue footbed to absorb shocks and return energy Leather insole, durable inner lining, structured toe and heel areas for support Rubber lug outsole ensuring excellent grip on various surfaces