For heavyweight weekends or weeklong backpacking trips where comfort and ventilation are paramount, people know to reach for the Atmos AG 65. You'll forget how much you really packed with its AntiGravity suspension, delivering an incredible fit that seamlessly envelopes your back and hips in 3D-suspended mesh. From easy-to-use stretch mesh side pockets for water bottles, an internal reservoir sleeve for additional hydration opportunity, Stow-on-the-Go trekking pole attachment and integrated raincover, the Atmos AG 65 is an industry-leading contender for backpacking packs. Made with recycled main, accent and bottom fabrics.Key AttributesFINE-TUNED FITFit-on-the-Fly® harness and hipbelt make for improved comfort and a fine-tuned fit.INTEGRATED RAINCOVERKeeps your pack and gear dry in inclement weather.ENHANCED ORGANIZATIONLarge, curved side zip access into main compartment on both sides.Features Included raincover made with PFC/PFAS-free DWR and bluesign® approved materials Curved zip access on each side panel Floating top lid with lash points Fabric reinforced front shove-it pocket Tall dual-access side water bottle pockets Dual upper/lower side compression straps Dual zippered hipbelt pockets Dual ice axe loops with upper compression strap capture Zippered sleeping bag compartment with removable divider Removable sleeping pad straps Internal hydration reservoir sleeve with center back exit port Stow-on-the Go trekking pole attachment system Two zippered front pockets provide additional organization options Carry InformationANTIGRAVITY SUSPENSION 4 mm powder coated full peripheral frame Easy to access and operate cam-lock torso adjustment system Frame sizing allows for two size per gender fit ANTIGRAVITY BACKPANEL Two-tone spacer mesh adds strength Silicone print in lumbar zone adds grip for load transfer and comfort ANTIGRAVITY HARNESS Fit-on-the-Fly harness expands the fit range Die-cut foam lower and mesh ExoForm wrap upper HIPBELT Revolutionary AG system seamlessly extends the tensioned backpanel into the hipbelt Hipbelt overlay is integrated into the frame to ensure consistent load transfer Extendable Custom Fit-on-the-Fly Hipbelt offers a precise fit for varying waist sizes Incremental length and angle adjustments allow for a fine-tuned fit Crossbody ErgoPull design pulls weight into lumbar when hipbelt is tightened Specs LOAD RANGE: 30 - 40 lbs. S/M: VOLUME: 3967 IN3 / 65 L DIMENSIONS: 32.68H X 15.35W X 14.17D IN. WEIGHT: 4.613 LBS. L/XL: VOLUME: 4150 IN3 / 68 L DIMENSIONS: 34.65H X 15.35W X 14.17D IN. WEIGHT: 4.807 LBS. FABRIC: MAIN: bluesign® approved recycled 210D honey comb nylon, PFC/PFAS-free DWR ACCENT: bluesign® approved recycled 210D high tenacity nylon, PFC/PFAS-free DWR BOTTOM: bluesign® approved recycled 500D high tenacity nylon, PFC/PFAS-free DWR