The men's SIGMA AR Pant by Arc'teryx utilizes composite material mapping to enhance performance during cold weather conditions when climbing on rock, alpine and ice. Durable Burly Double Weave reinforces high wear areas and 4-way stretch Wee Burly Double Weave in the body gives full range of mobility. The Trim fit and tapered lower leg minimizes loose fabric and articulation enables full range of motion and a drawcord at the cuff seals out updrafts and debris. The harness friendly zippered hand pockets make it easy to reach into your pocket when you're strapped into a harness. It has plenty of features designed to take on technical and leisurely climbs alike.