Please refer to measurements.
-Size Small = Size 8 measures 38 inches around chest, this is a good fit for person with 34 inch chest or less.
-Size Medium = Size 10 measures 40 inches around chest, this is a good fit for person with 36 inch chest or less.
-Size Large = Size 12 measures 42 inches around chest, this is a good fit for person with 38 inch chest or less.
-Size XLarge = Size 14 measures 44 inches around chest, this is a good fit for person with 40 inch chest or less.
-Size XXLarge = Size 16 measures 48 inches around chest, this is a good fit for person with 44 inch chest or less.
-Size XXXLarge = Size 18 measures 50 inches around chest, this is a good fit for person with 46 inch chest or less.
-Size 4XL = Size 20/22 measures 54 inches around chest, this is a good fit for person with 50 inch chest or less.
-Size 5XL = Size 24/26 measures 58 inches around chest, this is a good fit for person with 54 inch chest or less.
-Size 6XL = Size 26/28 measures 62 inches around chest, this is a good fit for person with 58 inch chest or less.
Length from top of shoulder down to hem approx 41 inches.