Welcome to our store! 1. These spiked shoe covers are made of high-quality stainless steel spikes that have been heat-treated. They offer excellent strength and durability, making them suitable for various complex terrains. 2. The covers are made of high-quality silicone, providing extreme flexibility. Even after stretching, the color remains clear. 3. With a good anti-slip effect and strong strength, these covers are not easy to bend. They are especially suitable for outdoor activities. 4. They can be easily matched with a variety of sports shoes, making them perfect for mountaineering, hiking, and other active pursuits. 5. Size M is suitable for shoe sizes 35-40, while size L is suitable for shoe sizes 41-46. They are easy to wear. Product type: Spiked shoe covers Material: Silicone + Stainless steel Color: As the picture shows 100% Satisfaction: Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We will do our best to provide you with satisfactory customer service.