For backpacking, thru-hikes and alpine expeditions, the Aether AG™ Series has a pedigree like no other pack. We set the bar for technical backpacking packs by combining Anti-Gravity™ technology with customizable fit and innovative features like our new convertible top lid to create a more capable and comfortable pack for long-haul load carrying on any multi-day excursion.When you need a pack that can carry heavy loads for up to a week, there is no better option than the Aether AG™ 60. Removable top-lid converts to DayLid™ daypack Dual upper side compression straps Dual access side stretch mesh pockets Zippered hipbelt pockets Stow-on-the-Go™ trekking pole attachment Additional main compartment access Large stretch mesh front panel pocket Dual front compression straps with StraightJacket™ compression Dual ice tool loops with bungee tie-offs Zippered sleeping bag compartment with removable divider Removable sleeping pad straps Integrated FlapJacket™ cover for lidless use Internal hydration reservoir sleeve Side panel zip access to main compartment