Any bag that fits beneath the seat in front of you and is no larger than 18 x 14 x 8 inches is considered a personal item by copyright personal item size. Purses, compact backpacks, laptop bags, and camera bags are typical examples. Even though they can seem small, larger objects must fit the requirements to be classified as personal belongings. Travelers can reduce baggage costs and ... https://airlinesofficedesk.com/blog/spirit-airlines-carry-on-size/