These tree climbing spikes are constructed from ultra-light aluminum, supporting up to 350 lbs and are ASTM-F887 certified for reliable quality. The padding is soft and comfortable, reducing fatigue during long climbs. The strap design is highly practical, featuring durable nylon Velcro straps on the top and convenient Cobra buckles on the bottom, combining security with ease of adjustment. The spikes are extremely sharp, allowing for effortless penetration into tree bark, making climbing easier and more efficient. Ideal for tree pruning, fruit picking, and pole work, these spikes are designed for professionals and enthusiasts in various fields.