Canvas Cotton MF Size Chart

Chest measurements are circumferences
Men's Fit
  Chest
S 34-37"
M 38-41"
L 42-45"
XL 46-49"
XXL 50-53"
Women's Fit
  Chest
S 32-34"
M 36-38"
L 40-42"
XL 44-46"
XXL 50"