All the people who want to buy a size one cotton trousers are clothing manufacturers. The size of clothes is not standard. If it's a standard size, it's just right. Cotton trousers will feel a little tight for the first time. When you wear it 5-6 times and wash it several times, you will find that it is not so small. Cotton trousers are all standard sizes. Cotton trousers are fat, but buying a bigger size is even fatter.