For committing thru-hikes where every gram counts, the 55-litre Eja Pro provides the most comfortable carry in its weight class.Shedding nearly a full pound off from the Eja 58 the Pro features a more fine-tuned adjustment system for its ventilated AirSpeed suspension system with anatomical women's fit. Comfort without weighing you down.FeaturesRemovable, floating single compartment top lid with key clipFour webbing lash points on top lidFlapJacket secures main compartment access and provides weather protection when lid isn't used. Removing top lid reduces carry capacity by 9 L and weight by 80 gInternal hydration sleeve with centre back hose port and Osprey Hydraclip for easier reservoir hangingInternal compression strap keeps loads stableLarge front fabric compression pocket with stretch side panels accommodates overloadsMultiple front panel lash points for securing extra gearLower side compression straps designed to capture sleeping pad on front panelDeep, dual access stretch mesh side pocketsDual ice axe loops with handle capture by upper compression strapsComfortLightweight injection-moulded ladder provides 4" of torso adjustability, Two-sizes-per-gender design ensures perfect fit and allows for quick, easy adjustment, 3.5 mm powder-coated LightWire frame balances support and dynamic flex. 3D-tensioned breathable mesh backpanel ensures supportive fit, Silicone print on lumbar fabric enhances hipbelt grip. Shoulder straps combine reverse spacer mesh, die cut EVA foam and a unique structured 3D mesh to deliver excellent support and ventilation, ventilated mesh yoke evenly distributes load for comfort while maintaining breathability, 15 mm adjustable slide sternum strap with rescue whistle. EVA foam padded hipbelt offers dynamic stretch for a secure, dynamic fit, Zippered pocket provides secure storage. Osprey Womens Eja Pro 55 Rucksack - Dale Grey-Poinsettia Red