Carry-On Baggage: Essentials to Keep Nearby Since carry-on bags remain with you in the aircraft cabin, they are ideal for storing critical items such as medications, electronics, travel documents, valuables, and a change of clothes to use if your checked baggage faces delays. https://logcla.com/blogs/1253626/Practical-Advice-for-Hassle-Free-Air-Travel-Managing-Carry-On