GREAT BALANCE OF UNDERSEAT SIZE AND CAPACITY: KROSER carry on luggage fits in most airline overhead compartments and under seat. DURABLE&STURDY: The underseater is made of durable polyester with water-resistant and Anti-Scratch fabric(bottom protected). MULTI- FUNCTION PERSONAL BAG: Spacious main compartment works well for clothes/shoes. Features a padded laptop compartment that fits laptops up to 15.6 inches. Easy-access front organizer for small items. Both sides with zipper pockets for the battery and water bottle. HASSLE-FREE TRAVEL: Top with sturdy carry handle for easy lifting. Back with a smart Sleeve allows the bag to be placed over the handle of most upright luggage pieces. SECURITY: This underseater comes with an extra zipper lock to effectively prevent theft. carry-on-luggage