Description The Aether Plus 85 blazes the trail for those in search of a customizable, perfect-fitting pack. One of our largest volume packs with a stronger LightWire frame, this pack offers a stable carry that can manage the heaviest of loads. Dial in the perfect fit with a Custom Fit-On-The-Fly Hipbelt and Shoulder Strap and detach the top lid to use as a daypack for side trips. Constructed with high quality bluesign®-approved high-tenacity nylon and PFC-free DWR. Features 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-molded, die-cut foam AirScape backpanel creates a breathable, close-to-body fit. LOAD CAPACITY: Our largest volume packs 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 high-tenacity nylon and PFC-free DWR. Removable top lid converts to DayLid daypack 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 Specifications Weight: 2.7kg (Small/Medium), 2.82kg (Large/X Large) Capacity: 83L (Small/Medium), 85L (Large/X Large) Material(s): bluesign®-approved 210D high-tenacity nylon, PFC-free DWR, bluesign®-approved 210D high-tenacity nylon honeycomb contrast, PFC-free DWR Sizing guides: Osprey Men's Aether Plus 85 Backpack