2. Back collar to the bottom:
S = 28.50 inches, M = 29, L = 30.50, XL = 31.50, 2XL = 33.50, 3XL = 35.5 inches
3. Armpit to the other size of armpit (chest):
S = 18 inches, M = 20, L = 22, XL = 24, 2XL = 26.50, 3XL = 28.75 inches
4. Shoulder seam to cuff:
S = 23 inches, M = 23, L = 24.50, XL = 26, 2XL = 28, 3XL = 28.25 inches
5. Armpit to cuff:
S = 22 inches, M = 22, L = 23.50, XL = 24.50, 2XL = 27.50, 3XL = 27.75 inches