Below are some helpful measurements to try & help you decide what is the best size for you if you are unsure.
If you want to double check something just get in touch & we will do our best to help.
MENS SIZES:
Medium = 38/40" chest Large = 40/42" chest XL = 44/46" chest XXL = 48/50" chest
WOMENS SIZES:
Size 6 = 30/32" chest Size 8 = 32/34" chest Size 10 = 34/36" chest Size 12 = 36/38" chest
Size 14 = 40/42" chest Size 16 = 42/44" chest Size 18/20 = 46/48" chest
KIDS SIZES:
3-4y = 26" chest 5-6y = 28" chest 5-6y = 30" chest 9-11y = 32" chest