The Cascade Mountain Tech Carbon Fiber Quick Lock Trekking Poles are useful for hiking uphill, downhill and on flat terrain. The woven carbon fiber shafts resist wear and tear when twisted or flexed, and the quick lock mechanism lets you easily adjust the height of the poles. The cork grips will stay comfortable in your hands during long treks, and the 4 sets of additional tip covers let you trek all through the 4 seasons.