The Stand By travel system is the perfect pack for your adventures abroad. It breaks down to 5 different compartments: a backpack, messenger, organizer and 2 small duffel stacks. You can use it as a complete system in organizing all your goods or break it down to a backpack for your travel accessories, messenger for business or school. Organize your electronics in the messenger bag insert with large padded zipper pocket for your laptop. Use the 2 small duffel sacks for toiletries, and dirty clothes. This pack is the ultimate for travel or everyday uses whether you use one device or the complete system, it has what you need.