Carry On Lightweight Small Hand Luggage Cabin on Flight & Holdall/Duffel Weekend Overnight Bags - Large Duffle Sports/Gym Bag with Shoulder Straps. (Aztec Multi Flight Bag) Suitable Carry On Bag for all Major US Airlines Including - Delta , United Airlines , Southwest , American Airlines , Air Canada, Jet Blue Etc. Adjustable shoulder carry strap - extra support and flexible to fit all sizes Extra zip pocket on front to help sort extra items such as passports/tickets/ adaptors/toiletries/tissues etc RobustSmooth heavy duty zippers on main body that can be locked! Great as a spare bag to keep with Luggage for day trips