Description Whether you're headed out on a cush weekend trip filled with creature comforts or tackling a summit, our largest volume pack, the Aether Plus 100 boasts a beefier frame for big adventures and offers a stable carry that can manage the heaviest of loads. Featuring a Custom Fit-On-The-Fly Hipbelt and Shoulder Strap and a convertible top lid daypack. Constructed with high quality bluesign®-approved high-tenacity nylon and PFC-free DWR. Features Removable top lid converts to DayLid daypack 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. LOAD CAPACITY: Our largest volume packs provide a stable close-to-body carry, ideal for managing heavier loads when the trail gets technical. DURABLE: Durable for extended use on the most rugged trails. SUSTAINABLE MATERIALS: Constructed with high quality bluesign®-approved high-tenacity nylon and PFC-free DWR. Included raincover made with PFC-free DWR and bluesign®-approved materials Stow-on-the-Go trekking pole attachment Floating top lid with lash points Integrated FlapJacket cover for lidless use Dual front panel zippered pockets for easy-access storage Large front panel zip access to main compartment Fabric reinforced front shove-it pocket Large dual-access stretch mesh side water bottle pockets Dual upper/lower side compression straps Dual front panel compression straps with StraightJacket compression Dual zippered hipbelt pockets Dual ice axe loops with bungee tie-offs Zippered sleeping bag compartment with removable divider Removable sleeping pad straps Internal hydration reservoir sleeve Osprey Men's Aether Plus 100 Backpack