This essential piece of equipment serves as a mobile office for aviators, containing crucial items for flight operations. Typically, it includes navigational charts, flight manuals, checklists, logbooks, and other essential documents. Modern versions may also house electronic flight bags (EFBs) like tablets or laptops, further enhancing efficiency and reducing paper usage.
Organization and accessibility are paramount, enabling quick access to vital information during critical phases of flight. Historically, these bags have evolved from bulky briefcases to purpose-built designs optimized for weight, durability, and compartmentalization. This evolution reflects the increasing complexity of aviation and the need for efficient information management in the cockpit. The readily available resources contribute significantly to flight safety and operational efficiency.