New features added to this 2-in-1 Classic FlyBy Ultra Backpack, a break away from the original, that creators and Dj's use around the world. This waterproof backpack is created with waterproof zipper tape and 1680D Ballistic Nylon making this backpack heavy duty. This backpack continues to have the detachable laptop bag that fits a 17" laptop and the main compartments hold items such as a MIDI controllers, vinyl records, hard drives and other touring gear.