The Rungne Flash Short tackles the specific demands of climbing movement, the positions that expose every weakness in a pair of shorts. The RangeWeave fabric is light enough to disappear into a session while the four-way stretch woven construction keeps the shorts tracking with hip rotations and high steps without pulling tight or creeping up. What Our Gearhead(R) Experts Are Saying:"I wear these on long bouldering sessions because the fabric doesn't bunch or ride up on heel hooks, which is the one thing that breaks my focus mid-problem."