The Leki Instructor Black Trekking Poles are adjustable 2-section poles with aluminum/carbon construction that reduces overall swing weight and promotes a quicker pace for advanced fitness walkers. Combining lightweight design with SLS locking system and a carbide flex tip t the LEKI Instructor Black Trekking Poles are built for comfort and designed for speed. A carbide flex tip that deflects up to 30 degrees without damaging the lower pole section reduces the risk of pole breakage when on the trail. The Leki Instructor Black Trekking Poles adjusts from 105 cm, to 135 cm allowing use by different-sized people. The Instructor is equipped with the Power Trigger strap and a AirErgo Trigger grip. The Leki Instructor Black Trekking Poles are well built and very versatile at an affordable price.