The Cirque II Pants are our best-selling, most reliably durable soft shell pants for alpine climbing, backcountry touring, and mountaineering. Purpose-built for the 4-season athlete and featuring a weather-resistant, stretchy, breathable exterior, thermo-regulating ActiveTemp treatment on the waistband regulates your body temperature and keeps you cool, dry, and comfortable. Loaded with technical performance details, the Cirque II Pants have a harness-compatible waist and reinforced scuff guards and are wide enough to accommodate larger boots for mountaineering, ski touring, and snowshoeing. Constructed to access remote mountain terrain, breathable and rugged durability are the design focus of the Cirque II Pant.