Know your size

SIZE CHEST WIDTH
XS 30-32 inches
S 34-36 inches
M 38-40 inches
L 42-44 inches
XL 46-48 inches
XXL 48-50 inches
AGE WEIGHT HEIGHT CHEST WIDTH
2 y/o 31-34 lb 32-36 in 21 inches
4 y/o 35-41 lb 26-40 in 22 inches
6 y/o 42-45 lb 40-43 in 23 inches
8 y/o 49-52 lb 48-50 in 26 inches
10 y/o 54-62 lb 51-54 in 27 inches
SIZE CHEST WIDTH
XS 31-34 inches
S 34-37 inches
M 38-41 inches
L 42-45 inches
XL 46-49 inches