Personal item (under the seat): It is the small personal bag you are allowed to bring into the cabin and place under the seat in front of you, not in the overhead compartment above the seats, usually with dimensions of 40 × 30 × 20 cm.
Cabin size : Backpacks with dimensions suitable for use as cabin carry-on luggage during air travel. They are designed to hold the essentials for a short trip, with practical storage compartments and easy portability.
