Nearly a pound lighter than the Exos 58 and featuring a more fine-tuned adjustment system, the 55-liter Exos Pro is the most comfortable ultralight thru-hike backpack in its weight class. A highly-ventilated AirSpeed backpanel supports light loads with ease while maintaining maximum airflow across your back, making it an ideal pack for your most long-distance endeavors on the Appalachain Trail, Pacific Crest Trail and beyond. 

Features

• Removable, floating single compartment top lid with key clip
• Four webbing lash points on top lid
• FlapJacket 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 g
• Internal hydration sleeve with center back hose port and Osprey Hydraclip for easier reservoir hanging
• Internal compression strap keeps loads stable
• Large front fabric compression pocket with stretch side panels accommodates overloads
• Multiple front panel lash points for securing extra gear
• Lower side compression straps designed to capture sleeping pad on front panel
• Deep, dual access stretch mesh side pockets
• Dual ice axe loops with handle capture by upper compression straps

Carry Information

• ULTRALIGHT AIRSPEED™ SUSPENSION: Lightweight injection-molded 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
• BACKPANEL: 3D-tensioned breathable mesh backpanel ensures supportive fit, Silicone print on lumbar fabric enhances hipbelt grip
• EXOFORM HARNESS: 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
• EXOFORM HIPBELT EVA: foam padded hipbelt offers dynamic stretch for a secure, dynamic fit, Zippered pocket provides secure storage

Specs

• Load Range: 10-30 lbs
• Weight: 2.077 lbs (S/M), 2.165 lbs (L/XL)