We normally use it to describe what people are wearing, so if you want to practise both the vocabulary on clothes and the present continuous, please visit this interactive book; it contains exercises and many more things.
You can also test your vocabulary on clothes here , or you can play this game.
In this activity by Isabel Pérez, you have to write the verb in the Present Simple or in the Present Continuous form. Just click on "?" to see the verb. This other exercise is excellent for revising the same grammar point and putting sentences in the right order.
Finally, you can also watch these people speaking about what they are wearing.
To practise directions visit the Real English page here.