The stainless steel rivets used for connection are not rusty and . Adjustable connecting rod, used to firmly fix in 36-45 footwear. The anti-ball board prevents snow from sticking to the bottom of the crampons. A universal and sturdy binding system that maximizes versatility and fits most boots. It is used for the horizontal frontier of ice clim, ski mountaineering and glacier hiking. Color as shown Material: Manganese steel (e) and TPU (binding system and plate) Suitable shoe size: 36-45 Binding: strap type Tooth height: 3.5 cm/1.4 inches packing list: 1 *pair of crampons 1 * carry bag Only the main product non-slip studs are sold, other products are not sold, and shoes are not sold. notes: 1. Due to manual measurement, different measurement methods and tools, the size may slightly deviate. 2. Due to the different shooting light, angle and display screen, the picture may not reflect the actual color of the item. Only the main product non-slip studs are sold, other products are not sold, and shoes are not sold.