National Geographic Trekking Poles with Telescopic Extension 79-135cm Explore the wildest trails with confidence and stability with our high-quality National Geographic Trekking Poles (code AL0070), which are lightweight yet strong enough. Adjustable length with three telescopic sections, maximum 135 cm. Integrated wrist strap and anti-shock system that can be activated/deactivated. 2-fold telescopic extension, adjustable in the range of 79 - 135 cm. stick connection Weight: 613g (pair) Material: ALU, PVC