Boy's blouse and pants (10 to 14 years old)

There are several different main types of pants and trousers, such as dress pants, jeans, khakis, chinos, leggings, overalls, and sweatpants. They can also be classified by fit, fabric, and other features. There is apparently no universal, overarching classification.
Semi-formal attire for women includes a variety of dresses, skirts, blouses, and pants, which you can mix and match to create a perfect ensemble.