Thinking about buying an anti-theft and waterproof backpack? It’s probably the right decision. Aqua backpack by the brand Wolfberry is best in its class. ‘Aqua’ as the name suggests, the backpack is made of water resistant material and the main compartment zipper is at the back for your safety with no pockets outside. Whether you are looking for a backpack for college or for travel, this secure backpack is an excellent choice.