What Our Gearhead® Experts Are Saying:"The Aircontact Core 50+10 is my go-to for multi-day trips when I need serious carrying capacity but don’t want to sacrifice comfort. The back system keeps things breathable and supportive on hot trail days, and I love how easily I can adjust the fit. The lid storage and bottom compartment make organizing gear a breeze."When we're planning a multi-day journey into the backcountry, we need a pack that does more than just carry gear—it needs to adapt, support, and keep us moving comfortably. The Deuter Aircontact Core 50+10 delivers just that, combining trail-proven durability with thoughtful features that make the long haul easier on our backs and shoulders. Whether we’re crossing alpine passes or settling into a remote campsite, this pack helps us move efficiently and stay organized. With its adjustable Aircontact back system, stabilizing Y-frame, and breathable mesh panels, the Aircontact Core 50+10 keeps heavy loads manageable and airflow moving. The 10-liter extension collar adds flexibility for longer trips, and multiple compartments—including a separate bottom area and lid storage—make gear access quick and efficient. Side pockets, a hydration sleeve, hip belt storage, and external lash points round out a pack designed for big adventure days.