SAVE $60-$80 PER FLIGHT CARRY ON CHARGES –– Our duffle bag Size 17 x 10 x 9 inch, perfect fit personal item size 17 x 10 x 89 inch limit of United Airline and Major Airlines including Spirit, Frontier, and American. It can be easily placed under seat to save your carry on charge around $60-$80 per flight. WATER RESISTENT FABRIC–– Made of water-resistant fabric to protect your gears well from rain or wet. Convenient Underseat Storage: With its carefully crafted size, this travel bag is ideal for stowing underneath the seat in front of you, providing easy access to your essentials during the flight. Efficient Duffel Bag Design: The duffel bag design of this travel companion offers versatility and spaciousness, allowing you to pack your belongings in an organized manner while keeping them within easy reach. Airlines Fits:United Airlinrd, Frontier Airlines,Spirit Airlines,America Airlines,Jet-blue Airlines. It is also the size as a free personal item for most of the airlines. It is also the size as a free personal item for most of the airlines. Lightweight construction minimizes the overall weight of your luggage to avoid excess baggage fees