Model Sizing :
A (model in the first picture) 177/77 (XL Oversized)
B 175/63 (L just nice fit)
C 175/65 (XL oversized)

Flat data:
XS shoulder width 65, chest width 60, sleeve length 54, length 75 CM
S shoulder width 68, chest width 65, sleeve length 55, length 76 CM
M shoulder width 71, chest width 70, sleeve length 56,  length 77 CM
L Shoulder width 74 Chest width 75 Sleeve length 57  length 78 CM
XL shoulder width 77, chest width 80, sleeve length 58,  length 79 CM
2XL shoulder width 80, chest width 85, sleeve length 59,length 80 CM
3XL shoulder width 80, chest width 85, sleeve length 59, length 80 CM