Vintage Mason City Iowa t-shirt with a classic distressed and worn look. The Mason City Iowa vintage t-shirt design makes an excellent patriotic clothing choice. This unique vintage t-shirt also makes a great gift idea for those who are proud to be from Mason City Iowa and who love Mason City Iowa IA. The retro Mason City Iowa arched vintage sports t-shirt design is printed on a 100% Cotton t-shirt. Pre-shrunk to make sure your size is maintained throughout several washes, and offers a classic fit.