The new, ultralight Arete 18 hike pack is ready for short haul adventures and long-distance treks. Lightweight, breathable, and constructed from compressible material, the Arete 18 is perfect for day hikes and can be packed down to next to nothing if you're traveling abroad. Plus, you can remove the reservoir and store up to a 15" laptop securely with plenty of extra cargo space left over for all your other essentials.