Small size soft carry that fits in standard coin lockers at stations and airports.Made of lightweight polyester fabric, it is useful for flexible movement in business and leisure.The front and lower pockets are made with aluminum sheets that have excellent cold retention and heat retention, making it convenient for storing water bottles and umbrellas! There is also a pocket on the back, and this item is small enough to be packed with functions.The size can also be used as a carry-on bag for over 100 seats, so it can be used for travel and daily outings.This size is a carry-on size for over 100 seats.However, please be aware that some airlines such as LCC may not be eligible for this product.