【Quality Materal】Made of Water Resistant and Durable Polyester Fabric with metal zippers. Ensure a secure & long-lasting usage everyday & weekend. Serve you well as professional office work bag, slim USB charging backpack, college high school big student backpack for boys, girls, teens, adults | 【Large Storage Space】One separate laptop compartment hold 15.6 Inch Laptop as well as 15 Inch, 14 Inch and 13 Inch Macbook/Laptop. One spacious front compartment roomy for daily necessities, tech electronics accessories. main compartment with many pockets, pen pockets , make your items organized and easier to find | 【USB Charging with Detachable Cable】Built-in USB cable. Use it to connect the power bank, then connect your phone with original USB cable to the USB port, you could charge your phone conveniently | 【Comfy and Sturdy】Comfortable back design with soft padding, gives you maximum back support. Breathable and adjustable shoulder straps relieve the stress of shoulder | 【Multipurpose】: the backpack perfect to throw under your seat on an airplane when you are traveling or on business trip. Suitable for commuting or carry-on, can be easily stored. Good choose for a business laptop backpack, work backpack, office work bag for men and women, also will be a good choose for college high school student big student for boys, girls, teens, adults