BoardingBlue Personal Item underseat for American, Frontier, Spirit Airlines Pink BoardingBluePersonal Item under seat for the airlines of American, Frontier, Spirit, size-Zipped-In : 16"x12"x8" ideal for Spirit, Frontier, Jetblue, America Airlines Multiple pockets for travel accessories, including charger, Ipad, water bottle, ticket, etc Friendly Reminder: Please Do NOT Pack Too Much. Or It may cause the bag oversized.