The size of the 20-inch trolley case is generally 34cm long, 50cm high and 20cm wide. The suitcase capacity of this size is OK. The clothes for spring and autumn can basically be 4-6 sets plus some toiletries. It is more suitable for one person. -7 days of short trip or travel.

It is worth noting that in addition to the size of the suitcase, the airline has regulations on the overall weight of the suitcase. Domestic flights: Passengers with first class tickets can carry two pieces of luggage with them, and passengers with business and economy class tickets can carry one piece of luggage with them. The size of each piece of luggage does not exceed 20+40+55 cm. The above two total weights do not exceed 5 kg. International flights: Normally, the size of each piece of luggage does not exceed 20+40+55 cm, and the total weight of hand luggage does not exceed 7 kg. Exceeding the prescribed weight is also required for consignment. Therefore, when you buy a suitcase, in addition to paying attention to the size of the box, you should also pay attention to the weight of the box. Try to choose a suitcase that is lighter and more durable. The suitability of the box is also high.