Large Capacity & Multiple Pockets. One dedicated main compartment for MacBook/Laptop and books up to 15.6 inch. One spacious separated compartment with many pockets for iPad, notebook, tablet, cellphone, pen, etc. Front compartment for additional small accessories. Hidden anti-theft back bag protects your valuable things from thieves. All gear is kept secure and organized. Durable & Sturdy. Polyester-cotton fabric material can not only give you a wonderful soft touch feeling but also make it water repellent, scratch resistant, durable, flexible and washable. With excellent workmanship and metal zippers, it is definitely a professional office work bag, slim bag pack, college high school big student backpack for boys, girls, teens, unisex adults. USB Charging Port. You can charge your electronic devices with the heavy power bank(not included) securely inside your bag conveniently by simply plug the extra high-quality charging cable (included in the package) into the power bank(not included in the package) and connect it to the built-in USB charging port. No more cable mess up. Fashion & Comfy. Adjustable breathable shoulder straps with mesh fabric and comfortable airflow back design with multi-panel ventilated thick padding can give your back a soft support and relieve the stress a lot to your shoulder