Colours: Choose from black, blue, grey or purple colours. Anti-theft bag: Get an anti-theft cross-body bag or backpack! Design: Features an anti-theft design with the bag zipper hidden. USB cable: With a built-in cable for a power bank to charge your USB devices. Reflective: Features a reflective stripe for safety when walking at night. Material: Made using tough and durable polyester. | Anti-Theft Backpack & USB Charging Port - Black | Wowcher