Design: Upper made with a combination of full-grain waterproof leather and suede Seam-sealed waterproof protection Streamlined, waterproof, molded-TPU shell for increased flexibility Elevated rustproof metal hardware Webbing loop at heel for easy on/off Heel clip for snowshoe compatibility D-ring at bottom of tongue for gaiter attachment Secure heel fit In-Shoe Comfort: 400g Heatseeker™ Eco insulation keeps the feet warm Collar lined with cozy faux-Sherpa fleece Compression-molded EVA midsole for long-lasting cushioning Durability & Traction: Surface Control™ rubber outsole for optimized traction in winter conditions Additional Details: Approx Weight (½ Pair): 1 lb 7.03 oz (652.8 g)