The laptop backpack is made of durable environment-friendly water-resistant polyester fabric to withstand heavy use and harsh conditions.With Multi-Compartment, one separate laptop compartment will hold up to 15.6-inch Laptop/Macbook and one pocket for iPad/notebook. Main compartment can be used for daily necessities, electronics accessories. Front compartment with many pockets, pen pocket and key fob hook. Top pocket suits for glasses, headset, and other small items. The durable elasticized mesh pocket on the right side fits water bottle, small compact umbrella or other items. You can fold it up to the zipper pocket when not in use.