Arc'teryx Aerios

The harness system allows you to swap out shoulder straps to achieve a precise, customized fit for your specific torso length and build. It is designed to be adjusted before you head out, ensuring the pack sits securely and comfortably on your back without shifting during movement.

Yes. While the base capacity is 18 liters, the roll-top closure is designed to be flexible, allowing you to expand the main compartment by an additional 10 liters when you need extra space for layers or supplies.

Absolutely. It features an AeroForm back panel specifically engineered for high breathability, which helps airflow against your back to keep you cooler during strenuous ascents.

The shoulder harness pockets are designed primarily for soft flasks or small essentials. While they can accommodate some smaller devices, they are best suited for hydration or quick-access snacks rather than larger, modern smartphones.

Yes, the pack is constructed with Hadron LCP grid face fabric, which is highly abrasion-resistant. It is built to withstand the rigors of technical day hiking and light scrambling without adding unnecessary weight.

No, the pack is hydration-compatible, meaning it has the necessary routing and internal sleeve to hold a bladder, but the reservoir itself is sold separately.