M L XL 2XL 3XL 4XL 5XL 
BODY 12.2 16.1 20.1 24.0 24.8 25.6 27.2 
NECK 15 18.1 19.3 20.1 21.7 22.8 23.6 
CHEST 16.9 20.1 26 31.5 34.6 37.8 40.9