Small: Bust 34" - 35".
Medium: Bust 36" - 37".
Large: Bust 38" - 41".
X-Large:Bust 42" - 44".
2X-Large: Bust 45" - 46"
3X-Large: Bust 47".
Kids
Size 6: Bust 30" Suitable height:35.5"-39" Suitable age:3-5 years old.
Size 10: Bust 35" Suitable height:45"-51" Suitable age:7-9 years old.
Size 14: Bust 39" Suitable height:57"-63" Suitable age:11-14 years old.