Pay attention :
In order to have enough mobility 
Size S  fits to a person with Chest circumference 90 - 100 cm
Size m fits to a person with Chest circumference 101 - 110 cm
Size L fits to a person with Chest circumference 111-120 cm
Size XL fits to a person with Chest circumference 121-130 cm 
Size S 
Chest circumference 110cm - length 50 cm - sleeve 35 cm armpit circ 45
Size M 
Chest circumference 120 cm - length 50 cm - sleeve 38 cm armpit circ 50
Size L 
Chest circumference 130cm - length 55 cm - sleeve 40 cm armpit circ 55
Size XL
Chest circumference 140cm - length 60 cm - sleeve 45 cm armpit circ 60