Adult size chart, Size Selection/Unti:inch

XS: Chest circumference: 37.01, shoulder width: 16.73, clothing length: 24.02, sleeve length: 23.62, pants length: 37.8, waist: 25.59-30.31

S: Chest circumference: 39.37, shoulder width: 17.32, clothing length: 24.8, sleeve length: 24.02, pants length: 38.58, waist: 27.56-32.28

M: Chest circumference: 41.73, shoulder width: 17.91, clothing length: 25.59, sleeve length: 24.41, pants length: 39.37, waist: 29.53-34.25

L: Chest circumference: 44.09, shoulder width: 18.5, clothing length: 26.38, sleeve length: 24.8, pants length: 40.16, waist: 31.5-36.22

XL: Chest circumference: 46.46, shoulder width: 19.09, clothing length: 27.17, sleeve length: 25.2, pants length: 40.94, waist: 33.46-38.19

XXL: Chest circumference: 48.82, shoulder width: 19.69, clothing length: 27.95, sleeve length: 25.59, pants length: 41.73, waist: 35.43-40.16

XXXL size: bust circumference: 51.18, shoulder width: 20.28, length: 28.74, sleeve length: 25.98, pants length: 42.52 inches, waist: 37.4-42.13

Depending on the measurement method, there will be an error of 0.3-1 inch.