Men's Jacket Size Chart(Inches)

Chest Waist Sleeves
XS 36-37 32-33 25
S 38-39 34-25 25.5
M 40-41 36-37 25.5
L 42-43 38-39 26
XL 44-45 40-41 26.5
XXL 46-47 42-43 27
3XL 48-49 44-45 27
4XL 50-51 46-47 27.5

Women's Jacket Size Chart(Inches)

Chest Waist Sleeves
XS 30-31 25-26 23.25
S 32-33 27-28 24
M 34-35 29-30 24.5
L 36-37 31-32 25
XL 38-39 33-34 25.5
XXL 40-41 35-36 25.5
3XL 42-43 37-38 26
4XL 44-45 39-40 26.5