• Classic boot laces built for durability and long-lasting wear and are reengineered to stay tied. • Waterproof seam-sealed construction keeps your feet dry and warm all day long. • 400 grams of Primaloft insulation for warmth without bulk. • Anti-fatigue technology provides all-day comfort. • Padded ankle collar. • Rustproof hardware guarantees your boots can go the distance. • Lugged rubber outsole for traction, durability, and shock absorption is made with 10% plant materials.