Travel can take a toll on our equipment and backpacks that's why we love the Osprey Arcane 65L Waterproof Duffle Bag. Durable 420 denier nylon fabric with a waterproof TPU coating will withstand the wind , water, friction, blows and shocks - no matter is it tied to our back subjected to low-cost airport baggage handling or tied to a roof rack. deck, gunwale or llama in an outdoor adventure. We also like How Osprey improved its environmental position using certified recycled materials and durable water-repellent material PFC-free to reduce environmental impact.