Nike Pro Combat Fitted Dri - Fit Short Sleeve Athletic Mesh Shirt Size S. This is a Short Sleeve Athletic shirt from Nike. It is from their Pro Combat Line and has a Fitted style. The shirt is a Size Small, and is made from 84% Polyester/16% Spandex. This makes it very lightweight and gives plenty of mobility and movement. Most of the shirt is a Mesh fabric except for the front area. Thanks for looking.