Osprey Exos Pro 55 Men's Ultralight Backpack Size:S/M is IPX4 stormproof rated

is IPX4 stormproof rated

secure fit around the back and hips

Weight: 85 g

For committing thru-hikes where every gram counts

Osprey Exos Pro 55 Men's Ultralight Backpack Size:S/M is IPX4 stormproof ratedDESCRIPTION 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