While many people think of t-shirts as undershirts, they have actually evolved into cool t-shirts that people wear to impress others and to follow trends. Most cool T-shirts have become a form of self-expression and advertising, with any imaginable combination of words, art and even photographs on display. The first cool t-shirts were created after hotels and Walt Disney that used to print t-shirts with designs.

Cool t-shirts typically extend to the waist, although there are some new funny t-shirts that are designed "oversized," namely in modern hip hop fashion. A more recent trend in women's t-shirts clothing involves tight-fitting "cropped" T-shirts that are short enough to reveal the midriff. They fit tighter to show off more features. Another popular trend is wearing a long-sleeved T-shirt, and then wearing cool t-shirts of a different color over the long sleeved shirt.

There are many styles of cool t-shirts that you can wear that will show off any number of things. Whether you are looking for something funny, trendy, or trying to make a statement, you can wear these cool t-shirts and say whatever you want to the world. There are also cool t-shirts that people wear about serious matters that make the public aware of certain issues and situations.