This shirt has a rounded crew neck and just pulls over your head. It has short sleeves and would be comfortable.  This shirt is mostly red and white with a race car on the front and Bubba Wallace as well. From armpit to armpit it measures 23" and from the collar to the hem, it measures 31" long. This shirt is made of 100% polyester and is machine wash/tumble dry. It's new with the official tag attached.