Osprey Aether 55 Backpacking Pack - Men\'s 55L multi-day expedition backpack with raincover. You come to the trailhead fully prepared, you expect the same reliability and readiness from your pack—and the Aether 55 delivers. Custom Fit-on-the-Fly Shoulder Straps, Hipbelt and an adjustable torso provide a near-perfect fit while an injection-moulded backpanel offers close-to-body performance. Made with bluesign-approved nylon and PFC-free DWR. Raincover included. Custom Fit: A Custom Fit-on-the-Fly Hipbelt, Custom Fit-on-the-Fly Shoulder Strap and adjustable torso length allow for a fine-tuned fit for a variety of body shapes and sizes. AirScape™ Suspension: An injection-moulded, die-cut foam AirScape™ backpanel creates a breathable, close-to-body fit. A flexible BioStretch harness and hipbelt, with a continuous lumbar-to-hipbelt wrap, allow for dynamic movement. Load Capacity: Designed to provide a stable close-to-body carry; ideal for managing heavier loads when the trail gets technical. Sustainable Materials: Constructed with high-quality bluesign®-approved recycled high-tenacity nylon. Features: U-Zip suitcase opening on front panel Removable sleeping pad straps Zip pocket in top lid Sleeping bag base compartment with internal divider Compatible with the Daylite Series Compatible with Hydraulics™ Reservoir Integrated & detachable raincover External hydration access Fit-on-the-Fly™ adjustable hipbelt Internal zipped divider Internal key attachment clip Twin full length external zip pockets on front panel Twin ice axe loops Top lid access Sternum strap with emergency whistle Side compression straps Reinforced base Reflective graphics Internal top load compression strap AirScape™ backpanel with foam ridges for comfort and fit Front shove-it pocket Dual access mesh side pockets Walking Pole Attachments Grab handle on top Fit-on-the-Fly™ adjustable harness Floating lid with dual zippered pockets Injection moulded Airscape™ HDPE backpanel with EVA foam padding Inverted U-Zip Opening Silicon print on lumbar for added grip Twin zippered hipbelt pockets ​​Technical Features: Weight: 2.2 kg  /  4.85 lb Dimensions (LxWxD): 78 x 38 x 25 cm  /  30.70 x 14.96 x 9.84 in Load Range: 14-27 kg  /  30-60 lb Fabric: 420D High Tenacity Bluesign Nylon