High Quality Stainless Steel - The chain and spiked cleats are made of rust-proof, non-slip and wear-resistant 304 stainless steel, which is more sturdy and durable. The heel and forefoot are covered with a full sole with traction lugs to ensure even weight distribution, resulting in long-lasting comfort and durability. You can maintain traction with natural steps and pursue your passion for the outdoors. High Quality Materials - The elastomer band is made of high quality stretchy silicone, which is more durable than TPE rubber ordinary, and offers good performance at -45°C. It has excellent flexibility, abrasion resistance and tear resistance. The studs provide excellent traction and reduce the risk of falling or slipping, always ensuring you are safe from injury. Suitable for icy, snowy and slippery conditions Easy to wear and transport - The crampons have adjustable Velcro fastening straps, which can be easily and firmly put on the shoes, which makes them more suitable for all