Size guide:
SChest Size: 
44" (112 cm)Length From Shoulder To Bottom: 30" (76 cm)Sleeve Length: 20" (50 cm)Sleeve Circumference: 
Armpit 55 - bicep 50 - elbow 45 - fist 25 cm 
MChest size:
48" (125 cm)Length from shoulder to bottom: 32" (81 cm)Sleeve Length: 20" (50 cm)Sleeve Circumference: Armpit 60- bicep 55- elbow 47- fist 27 cm
LChest Size: 
55" (135cm)Length from shoulder to bottom: 34" (86 cm)Sleeve Length: 20" (50 cm)Sleeve Circumference: Armpit 65- bicep 60 cm - elbow 50- fist 29cm
XLChest size: 
60" (145 cm)Length from shoulder to bottom: 36" (91 cm)Sleeve length: 20" (50 cm)Sleeve circumference: Armpit 70bicep 65cm - elbow 60 - fist 30 cm