Impenetrable Oxford FabricMade from oxford waterproof fabric, the is not only wear-resistant and scratch-resistant but also provides superior water repellency. It's crafted to brave the unexpected downpours and the rough and tumble of city life. Expansive Main CompartmentThe voluminous main pocket houses a dedicated 17.3-inch computer compartment, ensuring your tech is snug and secure amidst the urban hustle. Adaptive Side PocketsLarge-capacity adjustable side pockets are perfectly sized to hold water bottles and umbrellas, making the an essential companion for both sun-drenched days and rainy urban explorations. Convenient Access Front PocketQuick-access front zipper pocket keeps your essentials within reach, ensuring you're prepared for the fast pace of the city. Back Anti-Theft FeaturesEquipped with a back anti-theft zipper bag, the "Katsura" provides peace of mind while you navigate crowded spaces. The additional back zipper bag offers discreet storage for personal items. Secure Shoulder StrapsThe ergonomically designed shoulder strap features a chest fixing buckle, ensuring the backpack stays in place, whether you're on a speedy bike ride or in a sprint to the subway. Sealed for SecurityWith a reliable buckle and drawstring sealing method, your belongings are safeguarded against the elements and prying hands. Cross Webbing for Extra CarryThe covered cross webbing design not only enhances the backpack's structural integrity but also offers additional attachment points for your gear. Techwear BackpackMaterial: Oxford waterproof fabricBackpack size: 31cm x 50cm x 16cm