Choosing the right kind of sport shirts depends on the kind of sport you want to play while wearing it. There are many versatile designs made perfectly suiting for purposes a T shirt is manufactured for. You can find sleeveless, half sleeves and full sleeves shirts in the market. What you wear for playing tennis would not definitely wear for bicycling. Each sport has its own requirements and according to that you need to choose your sport shirts.
In order to narrow down your search specify your favorite sport and mention it to the store you make your purchase from. They will guide you to where all the collection is found. Your shirt not necessarily shows the sign of the sport you want to play but it should suit the activity you do. Select your T shirt on the base of its comfort and practicality for the sport you want to play. So, your starting point should be the quality of material and structure of your sport shirts.
Design choice is completely yours. You can find a design available that is epic for your sport. This is well and fine but in case you do not find what satisfies you, go for customizing your own T shirt. This way you can have exactly what you need and want. The material of shirts differ. For sports you need pure cotton and other absorbent natural fiber products that ensure breathability and comfort.