These shirts are meant to be close-fitting.  If you prefer a looser style we recommend purchasing a larger size.

                                Small            Medium            Large            XLarge
Size                           0-2                  4-6                 8-10              12-14
Chest (inches)       30-32              32-34             36-38              40-42
Waist (inches)       25-26              27-28             30-32              33-35