This backpack is designed to support all your daily life needs. It features large capacity and USB connection. The Product you could choose: 1.Band NewCorssbody bag 2.Shoulder bag Features: Classic and simple design. It comes with USB function, offers a convenient charging for your electronic devices. It can hold basic things that you needed for out, such as laptop, wallet, phone. High qualitys oxford material, smooth and easy to clean. It's a great fashion backpack for daily life, school, college, outdoor traveling etc. Anti-theft cover layer for the main compartment, safe and attractive. Specifications: Colors: purple, grey, black (optional) Closure type: zipper Main material: oxford Type of accessory: USB interface Applicable gender: unisex Backpack size: 45 * 30 * 15cm / 17.71 * 11.81 * 5.91in Backpack weight: 730g / 1.61lb Package weight: 750g / 1.65lb Package size: 45 * 30 * 5cm / 17.71 * 11.81 * 1.97in Note: The bag has a USB connection. (No power supply.) Package list: 1 * Backpack