Carrying your gear should never be a pain. With this brief case, movement is easy with all you essentials right where you need them. The main compartment has two internal zipper mesh pockets, measuring in at 12"x16"x3". The rear compartment can fit up to a 17" laptop, measuring in at 11"x16"x1.75". A large front organizer pocket and two modular pouches included. A padded GPS pouch and a water bottle pouch. Overall, it measures in at 12"x21"x6".