The most comfortable ultralight thru-hike backpack in its weight class

Overview

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 Appalachian Trail, Pacific Crest Trail and beyond.

Features

AIRSPEED™ SUSPENSION

• A tensioned mesh backpanel keeps the weight off your back, enabling highly ventilated carrying comfort.

VOLUME FLEXIBILITY

• Compression straps and removable lid allow for functional capacity adjustment.

ULTRALIGHT DESIGN

• Lightweight fabrics deliver durable performance.

REMOVABLE LID

• Sheds 74 g / 2.6 oz. when the top lid is removed. An integrated FlapJacket secures the main compartment opening, providing weather protection and load stability when the lid isn't used.

MORE 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 centre 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

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

• 3D-tensioned breathable mesh backpanel ensures supportive fit, Silicone print on lumbar fabric enhances hipbelt grip

EXOFORM HIPBELT

• EVA foam padded hipbelt offers dynamic stretch for a secure, dynamic fit, Zippered pocket provides secure storage

Technical Specs

• Load Range: 5-18 kg

• MAIN: NanoFly™: 100D Nylon x 200D UHMWPE ripstop, DWR treatments made without PFAS
• BOTTOM: NanoFly™: 100D Nylon x 200D UHMWPE ripstop, DWR treatments made without PFAS

Sizing

EXOS PRO 55 Sizing