Nautilus waterproof 70 litre duffleNautilus waterproof 70 litre duffle This large capacity gear bag is designed for maximum performance with less weight. The Nautilus waterproof 70 litre duffle is made with reinforced 100% waterproof fabric for durabilty without bulk. As a convertible duffle and backpack, it has strategically placed handles for every carrying application, plus a full size zipped shoe pocket. Reinforced nylon panels at the top and bottom are designed to resist abrasion