As Personal Item Airline Approved: This travel backpack's dimensions (18.5 x 12.5 x 7 inches) meet the strictest size standards outlined by the International Air Transport Association (IATA) for most flights, allowing effortless stowing in overhead compartments and under-seat spaces on airlines. This larger travel backpack for men features a convenient 180-degree opening for easy passage through airport security. Excellent Security And Privacy: This flight-approved carry-on backpack features an upgraded door barrier design to enhance security and privacy, preventing unauthorized access without complicated installation and giving you peace of mind whether you're traveling for business, on vacation, or on a solo adventure, while zippers on the computer compartment protect your computer from theft. Large Capacity & Multiple Pockets: The travel backpack features 4 spacious compartments to accommodate both daily essentials and travel necessities. Its main compartment offers am