EXOS PRO 55 Backpack

Nearly a pound lighter than the Exos 58 and featuring a more fine-tuned adjustment system, the 55-liter Exos Pro is the most comfortable ultralight thru-hike backpack in its weight class. A highly-ventilated AirSpeed™ backpanel supports light loads with ease while maintaining maximum airflow across your back, making it an ideal pack for your most long-distance endeavors on the Appalachian Trail, Pacific Crest Trail and beyond. KEY ATTRIBUTES   AIRSPEED™ SUSPENSION A tensioned mesh backpanel keeps the weight off your back, enabling highly ventilated carrying comfort. VOLUME FLEXIBILITY Compression straps and removable lid allow for functional capacity adjustment.     ULTRALIGHT DESIGN Lightweight fabrics deliver durable performance.   REMOVABLE LID Sheds 74 g / 2.6 oz. when the top lid is removed. An integrated FlapJacket secures the main compartment opening, providing weather protection and load stability when the lid isn't used. FEATURES Removable, floating single c