Featrues 1. Size M is suitable for shoe size 22.5cm~25.5cm, size L is suitable for shoe size 26cm~30cm. 2. 18 sharp stainless steel spikes, hardened to resist abrasion and slipping, dig into ground to provide strong grip and traction, and fit various terrains; TPE frame enhances construction and also increases traction. 3. Hardened spikes, sturdy, rustproof, and abrasion-resistant. Comes with carry bag for easy storage and transport. Lightweight and compact, allowing you to carry it around easily. 4. Unisex design fits most sneakers, climbing boots, hiking boots, trekking shoes, etc. Ideal for outdoor activities including hiking, camping, backpacking, trekking, river tracing, mountaineering, etc. Also comes in handy on snow-clad or icy roads, protects from slipping and collateral injuries. 5. Full-sole coverage with cleats on heel and forefoot is to maintain traction through your natural stride and pursuing your passion for the outdoors. Easy to put on and take off with high elastic silicone. Specification Material: Stainless Steel+TPE Color: Black Orange Size: M: Suitable for 22.5cm~25.5cm of shoe length; L: Suitable for 26cm~30cm of shoe length Weight: 300g, 310g Package Include: 1 Pair of Ice Snow Crampons