Belt loops are back! And that's not the only upgrade to these best-selling, stretchy mountain favorites. Now featuring an abrasion-resistant recycled nylon blend that breathes easily when you're working hard and gives you a leg up when you're up against rough terrain. Get an early start on the trail with pants on, then zip down to shorts when the pace, temps, or incline pick up. A PFC-free DWR (Durable Water Repellent) treatment adds another layer of weather protection to these comfy, lightweight bottoms.