The Aspect Backpack is constructed in water resistant, eco-friendly Recycled 600D Poly. The main internal storage compartment is spacious and includes a laptop slot that will accommodate up to a 15" MacBook Pro. On the outside, you will find a zippered accessory pocket with key clip. Other features include woven cord zipper pulls, and heavy duty web straps. The Aspect Backpack is a very capable daypack that looks great in the process.