Trekking Pole, Foldable Carbon Fiber Walking Stick CARBON FIBER ROD BODY: High quality ultralight carbon fiber pole body and aluminum lock system. Hiking sticks with high strength eva handle with wrist strap, quick lock, impact resistance, let your outdoor hiking safer. ANTI SHOCK/SHOCK-ABSORBING: Using the high quality carbon fiber material, the shock-absorbing effect is much more effective than aluminum, which can strongly reduce damage from the impact force. LOCK ADJUSTMENT: Pls note rotate clockwise knob make the lock tightly. Inverse rotation knob make the lock loosely.Correct rotation ensures more convenient use. LENGTH ADJUSTMENT:You can connect sturdy steel wire,pull reinforcing ring out and let it fixed, open the top of white lockadjust to the appropriate height and then lock the adjustment.(Pls do not exceed the highest point). INTERNATIONAL STANDARD: 49" length,suitable for most human height, easily packed into backpack,if you have any questions about the item, please contact us.