Winner of the 2021 Backpacker Editors’ Choice Gold Award. Ideal for anyone in need of a pack with a fine-tuned fit, the women’s-specific Ariel 55 fits a variety of body shapes and sizes. A Custom Fit-on-the-Fly® Hipbelt and Shoulder Straps, and adjustable torso length offers a fine-tuned fit and an injection-molded backpanel delivers breathable, close-to-body performance. Made with bluesign® approved nylon and PFC-free DWR. Raincover included.Key AttributesCUSTOM FITA 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 sizesAIRSCAPE SUSPENSIONAn injection-molded, die-cut foam AirScapeTM backpanel creates a breathable, close-to-body fit.LOAD CAPACITYDesigned to provide a stable close-to-body carry; ideal for managing heavier loads when the trail gets technical.SUSTAINABLE MATERIALSConstructed with high-quality bluesign®-approved nylon and PFC-free DWR.Features Included raincover made with PFC-free DWR and bluesign®-approved materials Large front panel zip access to main compartment Floating top lid with lash points 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 Anchor loops for an optional Osprey Daylite® daypack for short forays Carry InformationAIRSCAPE BACKPANEL Injection-molded, die-cut foam AirScape™ framesheet maintains comfortable back contact with ventilated airflow channels and maximum stability for carrying heavy loads Mesh-covered foam lumbar for supportive, lightweight and comfortable contact surfaces CUSTOM FIT-ON-THE-FLY SHOULDER STRAP Custom Fit-on-the-Fly Shoulder Straps allow for a precise shoulder wrap and fit Spacer mesh fabric provides a soft and comfortable contact surface CUSTOM FIT-ON-THE-FLY HIPBELT Extendible 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 hipbelt pulls weight into lumbar when hipbelt is tightened ENHANCED LOAD TRANSFERThe Custom Fit-on-the-Fly Hipbelt integrates the LightWire frame into the adjustment system—creating a better distribution of weight and, in turn, a better carrySpecs VOLUME: 1220 IN3 / 20 L DIMENSIONS: 18.11H X 14.96W X 9.06D IN. WEIGHT: 1.76 LBS. FABRIC: MAIN: bluesign® approved 500D recycled polyester packcloth, PFC-free DWR ACCENT: bluesign®-approved 500D recycled polyester packcloth, PFC-free DWR BOTTOM: bluesign® approved 500D recycled polyester packcloth, PFC-free DWR