Large duffel bag/backpack expands from 45L to 65L for heavy travel or work use. Rip-proof and weatherproof 100% recycled 600D nylon canvas shell provides protection and durability. Comfortably carry the heaviest loads with comfortable, padded, stowable shoulder and waist straps. 2 internal and 2 external pockets for extra storage. 6 padded external handles for easy grab and go. A monster gear hauler, the Travel Dufflepack 65L maximizes your carry capacity without compromising comfort or versatility. Ergonomic padded backpack-style shoulder and waist straps support the heaviest of loads, yet stow instantly beneath magnetically-sealed back panels. Padded grab handles on all sides of the bag give quick carrying options. Integrated expansion zips offer a massive 20L of payload expansion (45 min to 65L max). Use it as a weekender bag, carry-on, Internal volume is sized to perfectly fit Peak Design Packing Tools (sold separately) for customizable organization in the duffel bag. Use it as a gym bag or sports bag. Maybe even a weekend bag or overnight bag for those long trips.