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.

Tech Specs

• Volume: 55 L (S/M); 58 L (L/XL)
• Dimensions: 72H X 38W X 31D cm (S/M); 77H X 38W X 31D cm (L/XL)
• Weight: 0.94 kg (S/M); 0.98 kg (L/XL)
• Load Range: 5 - 18 kg
• Main Fabric: NanoFly™: 100D Nylon x 200D UHMWPE ripstop, DWR treatments made without PFAS
• Bottom Fabric: NanoFly™: 100D Nylon x 200D UHMWPE ripstop, DWR treatments made without PFAS