Waxed Canvas Jacket Sizing Chart - 

XS- Chest: 19.25", Back Length: 24.5"

S- Chest: 20", Back Length: 24.5" 

M- Chest: 21.5", Back Length: 25" 

L- Chest: 22.5", Back Length: 25.25"

XL- Chest: 23.25:, Back Length: 25.5"

XXL- Chest: 24.25", Back Length: 26"

Work Smock Sizing Chart - 

XS- Chest: 18.5", Length: 32"

S- Chest: 19", Length: 32.5" 

M- Chest: 20", Length: 33" 

L- Chest: 21", Length: 33.5"

XL- Chest: 22:, Length: 34"

XXL- Chest: 22.5", Length: 34.5"