Deuter Aircontact 55+10 Nylon ENGINEERED WITH INNOVATION - Deuter's AirContact packs bring together all around versatility and advanced ergonomics to deliver optimal comfort and performance through anatomically-sound construction; Designed to keep the load weight close to the body this pack distributes weight effectively so you can go further without discomfort MAXIMUM VENTILATION - Deuter's innovative AirContact ventilation back system delivers a body-hugging fit paired with unmatched breathability; The large open pore structure of the AirContact pads performs a pump effect, whereby every movement prompts the exchange of air moving warmth and moisture away from the body; The result: 15% less perspiration than with other body-contour packs LIGHTEN YOUR LOAD - Crossed aluminium stays create a flexible, yet stable internal frame that follows your body movements and transfers up to 70% of the load to the hips, relieving the back and shoulders; Multi-density foam construction and pivoting VariFlex technology of the hipbelt reduces fatigue and optimizes comfort without pressure points; Side compression straps on hip fins and load adjustment straps over the shoulders help regulate weight and increase stability CUSTOM COMFORT - ActiveFit shoulder harness automatically adapts to the width and angle of your shoulders; S-shaped soft-edge straps fit like a glove and won't chafe as you move; Easy-to-use VariQuick back length adjustment system and an integrated floating scapular pad at the harness anchor point offers makes the pack comfortable regardless of height; 2 takeoff points allow you to optimize the angle of load adjustment straps based on back length setting SPECIFICATIONS - The 55L AirContact comfortably carries 50 lbs (22.7 kg). Measures 31 x 11 x 9 in and weighs 5 lb 15 oz (2.7 kg); Made from abrasion-resistant Duratex and Micro Rip Pro Nylon 6.6 with waterproof PU coating; Extendable lid for extra 10L volume, compression straps for volume regulation; Features 2 daisy chains, gear attachment loops, stowable slotted straps for trekking poles and ice axes, detachable rain cover; Compatible with 2- and 3-liter hydration systems