Osprey Exos Pro 55L Backpack Size:S_M Mesh lining with antimicrobial treatment

Mesh lining with antimicrobial treatment for odor control

Internal dampening system minimizes noise

Every shoe collection needs a go-to flat for everyday wear

The thin back construction distributes the PlushFit™ foam flotation more broadly to reduce bulk and the articulated chest panels conform to the bust

so you can pack up and head home with ease

Osprey Exos Pro 55L Backpack Size:S_M Mesh lining with antimicrobial treatmentNearly 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. Removable, floating