With a panel-loading body and a separate sleeping bag compartment, the Impact is streamlined for quick backcountry escapes. Engineered for breathability, fit, and comfort, the Impact is designed for versatility and performs exceptionally well for a quick, lightweight overnight backpacking trip or a long, adventurous day out in the backcountry. *Easy panel loading design and a separate sleeping bag compartment. *Stay hydrated with a hydration compatable system inside that works with most bladders and stretch mesh waterbottle pockets on the outside. *Keep snacks and other neccessities close by with zippered waistbelt pockets. *Keeps you cool while hiking using a ventilated back panal, Airmesh shoulder straps, waistbelt, and lumbar pad. *Keeps loads stable and secure using side compression straps, load lifter/stablizer straps, and HDPE reinforced waistbelt. *Comes with Rain Cover. *Map pocket. *Ice-axe loops. *Body Fabric: 330D Polyester Velocity, 210D Polyester HD *Reinforcement Fabric: 420D Balistic Agile Suspension System: Agile Frame: A single lightweight extruded aluminum stay combined with a sculpted aluminum wire provides vertical stiffness while allowing the frame to flex with the wearers movements. Light Sculpted Aluminum: Lightweight sculpted aluminum wire curves directly into the lumbar providing enhanced stability and direct load transfer. Spring Loaded Mesh: Spring loaded mesh backpanel with molded scapula and lumber pads provides multi-directional airflow and support.