UNTAG Sizing Chart

Measurements in inches.

Chest: Measure the circumference around the widest part of the chest.

Underchest: Measure the circumference just below the chest.

Chest Underchest
XS <31 <25.5
S 31.5 - 33.1 25.6 - 27.2
M 33.5 - 35 27.6 - 29.1
L 35.4 - 37 29.5 - 31.1
XL 37.4 - 39 31.5 - 33.1
2XL 39.4 - 40.9 33.5 - 35
3XL 41.3 - 42.5 35.4 - 37
4XL 42.9 - 44.5 37.4 - 39