3 in 1 Messenger Bag & Backpack for Microsoft Surface Book 13.5 inch Laptops VanGody El Prado Collection, Durable, fashionable and functional Easily transforms into a messenger bag, shoulder bag or backpack Shock absorbent interior with water-resistant nylon exterior tapestry Designated accessory pocket for a notepad, cell phone, tablet or e-Reader Extra front zipper pocket for storage of chargers, cables and much more!