This backpack comes from the Transporter Panel Loader series from the Osprey brand. The backpack is made of 400D Nylon and this Nylon is still covered with TPU, so that it can withstand all weather conditions. Inside the backpack are several things that ensure good organization of your belongings. The backpack contains a laptop sleeve, a pocket for documents or magazines, a pocket for your phone, pockets for pens and a key attachment clip. At the back of the backpack there is also an attachment point for an LED light, so that you can also be seen in the dark when you carry this bag. This Osprey Transporter Panel Loader backpack is durable and water-repellent.