The Thule Aion Travel Backpack 40L is designed for the modern traveler who values organization and sustainability. Its removable rolltop bag with TPU lining keeps dirty or damp items separate, while the suitcase-style opening allows for easy packing. Crafted from durable, water-resistant waxed canvas made from 100% recycled materials, this backpack is both functional and eco-friendly. With dedicated compartments for electronics and a water bottle, and compatibility with the Thule Aion Sling (sold separately) for added support, it's the perfect companion for any journey