If you plan on spending your whole day on a hike or on the mountain the Women's Patagonia Nine Trails Pack 26L is the perfect pack to load up and hit the trail with. Featuring the perfect balance of lightweight yet superdurable CORDURA® nylon ripstop for years of abuse in the field. Women's-specific padded shoulder harness with adjustable sternum strap and waist belt for a secure fit so you don't spend all day adjusting straps. Plus a super breathable mono-mesh back panel that provides excellent airflow and prevents moisture buildup so you can trek all day. The pack's exterior has a large stretch pocket on the front and quick-stash pockets on the sides for securing extra gear you want to keep handy.