The Leki Women's Jannu Trekking Poles use high tensile strength aluminum for lightweight performance with exceptional strength when for pushing your limits in alpine environments. The SpeedLock 2 system offers an extremely high locking force for enhanced safety. Moreover, this system offers 61 centimeters of adjustment 24 inches for a great fit with a variety of heights and terrain choices. Wicking moisture off your wrist for warm weather comfort, the poles' air textured strap provides a cool, airy feel on hot summer days. This strap features a built in release mechanism for extra safety, should you snag your pole on a rock or take an unexpected spill on the trail. Other cool features include an Aergon soft compact grip for a smooth, ergonomic feel, as well as performance trekking baskets for extra stability and grip.