George red Bears Beats Battlestar Galactica short sleeve shirt

George red Bears Beats Battlestar Galactica short sleeve shirt Size men’s large Armpit to armpit measures 21 inches Shoulder to hem measures 28 inches There is a discoloration at the front which were unnoticeable until taking a photo. This shirt was only worn 1 time so very unsure if it can that way or is supposed to be like that