Osprey Atmos AG 50 Backpack - Men's

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The Osprey Atmos AG 50 has Osprey’s Anti-Gravity suspension system that delivers outstanding ventilation and carrying comfort. This pack has earned a solid reputation with savvy thru-hikers on the Pacific Crest Trail. The Anti-Gravity suspension system—a seamless backpanel composed of lightweight mesh extending from the top of the backpanel to the hipbelt that contours to the body to deliver outstanding fit and unrestricted movement. The Fit-on-the-Fly hipbelt and easily adjustable torso length optimizes comfort on the trail. You can access your gear through the top of the pack or via a zippered front panel. The versatile floating top-lid is removable to shave weight but an integrated FlapJacket is always onboard to protect your gear from the elements. There are also two front panel pockets to keep essentials from going astray.Final touches on this state-of-the-art pack include the Stow-on-the-Go trekking pole attachment system, and ice axe loops for winter ascents.

  • Dual upper side compression straps stabilize lades while lower, cross functional compression straps also serve as external gear carry straps
  • The Fit-on-the-Fly hipbelt
  • FlapJacket provides compression and protection from the elements for the main pack compartment when the top lid is removed
  • The internal compression strap helps stabilize load
  •  An internal reservoir sleeve is located in the main body of the pack allowing easy loading/unloading of a hydration reservoir
  • The floating top lid can extend to accept oversized loads or can be removed from the pack body for weight saving lidless use
  • Osprey's Stow-on-the-Go trekking pole attachment is designed to quickly attach and carry trekking poles while wearing a pack
  • The dual ice tool loops and clove hitch style bungee tie-offs provide secure tool attachment and transport
Osprey Backpack Size Chart 
  S M L
Torso 16 - 19 18 - 21 20 - 23
Hipbelt 24 - 45 24 - 45 27 - 48
Volume 2860 cu in 3051 cu in 3234 cu in
Weight 4.13 lbs 4.21 lbs 4.29 lbs

*All measurements are in inches