From running errands to running late for work, the Arcane Large Day Backpack was built for the big day ahead of you. A large J-zip front panel padded internal laptop sleeve that will fit a 16-inch laptop and streamlined low-profile water bottle pocket keep everyday essentials organized while a breathable harness keeps you comfortable. Hopping on the express train or stopping for an espresso Use the built-in self-locking hook to secure your pack to something stationary and prevent your belongings from disappearing. Quality crafted with certified recycled fabrics that are made to endure daily use. The Arcane Large Day is made from 10.5 plastic bottles.