A T-shirt is the most popular style of shirt worn in the world. It is made of a woven fabric that is usually cotton, but can also be made from other materials, such as polyester. 

T-shirts for teens are usually short-sleeved and have a round neckline. They are fairly comfortable to wear and are often seen as casual clothing.

There are a few different types of T-shirts, and they all have their own unique history and definition. Here's a look at each type of T-shirt, and what makes it special:

Button-Down Shirt: A button-down shirt is a dress shirt that has been pressed and has the buttons done up. It is typically made from cotton and has a crisper, more structured look than a T-shirt. Button-downs are most commonly worn with khakis or slacks, but can also be worn with a dress.

Casual Shirt: A casual shirt is a shirt that doesn’t have any specific style guidelines, other than to be comfortable and easy to wear. Casual shirts can be made from cotton, linen, or even synthetic materials such as polyester. They can be plain or have simple patterns, but they should always be comfortable to wear. A good example of a casual shirt is a t-shirt.

There are a lot of different types of T-shirts, each with its own benefits. Cotton T-shirts are the cheapest and most common type. They're made from 100% cotton, which is a natural fiber. Cotton blend T-shirts are a mix of cotton and another type of fabric, like polyester or rayon. They're a bit more expensive than cotton T-shirts, but they're still affordable.