About this item 201 Stainless Steel + TPE Rubber Imported ✅ STAINLESS STEEL SPIKES - The spikes are made from heat-treated stainless steel for excellent durability and corrosion resistance. Featured 18, 19, 24 high strength spikes per foot and firm chain system, this crampons giving you the best grip you can buy ✅ TPE RUBBER - Made from thermoplastic elastomer(TPE), 5mm thicker than ordinary rubber, still strong performance under -45°C, anti-abrasion as well as anti-tearing and could improve longevity for a quick and secure fit on a variety of footwear ✅ MANY USES - This ice snow Grips are suitable for male and female of any age including teenagers, adult, elders. Used on angled terrain, ice roads, icy driveway, mud and wet grass, dangerous sections of trail, etc. Great for trail running, hiking and ice fishing ✅ EASY TO WEAR - The Heavy Duty Crampons for hiking boots go on super easily: simply put it on from the head of the shoe, then stretch to the heel (Note: The front transverse wire is aligned with the head of the shoe). Lastly, lift it upwards to cover the heel and you’re ready to rumble ✅ EASY CARRYING - Suitable for various kinds of sports, hiking shoes, boots, mountaineering boots. Portable and lightweight Ice Cleats, can be put into the carry bag included and will not take up much space