MOUNTAIN YOYO "Spider Flip Lock Light Weight (100% Carbon Fiber 168g, 5.4oz) Walking Pole Trekking Poles Walking Stick Telescoping Adjustable Men Women MOUNTAIN YOYO "SPIDER" series is made of 100% Carbon Fiber, each pole weighs right under 5.4oz (168g) 3-Section telescopic pole. Patented fail safe "one second" flip locking mechanism. Adjustable length from approximately 26.3 " to 49.2 " (67 to 125cm) FREE ADDITIONAL TIP PRODUCTOR AND INTERGRATED SNOW DISK, LIFETIME WARRANTY ON PARTS AND LABOR Tips are made of tungsten cobalt alloy, last for decades of years. EVA handle with easy adjustable stapes, very comfortable to hold MOUNTAIN YOYO "SPIDER" series passed Tensile Strength test 200kg and GS certificated(GS only require 56kg). Well tested in various environments such as snow mountains or deserts by professional walkers.