Proton 17″ airport security friendly messenger bag. Cabin approved large main zippered compartment includes removable padded TSA-compliant laptop sleeve expediting airport security. Holds most 17″ laptops. Main zippered compartment is spacious enough for an overnight trip. Additional zippered compartment for file dividers and mesh pocket organization. Front zippered pocket includes removable Tech Trap organizer panel and deluxe organization. Exclusive design. Dobby nylon, Scuba.