XXXS
Neck 6-7.5
Chest 10-11
Back 8

XXS
Neck 7.5-8.5
Chest 10-12
Back 8.5

XS
Neck 8-9
Chest 11-12.5
Back 9.5

S
Neck 8.5-9.5
Chest 12-13.5
Back 10

M
Neck 9-11
Chest 14-16
Back 11.5

L
Neck 11.5-12.5
Chest 16-19
Back 13

If for some reason you don’t fit in the size chart, have your people, message our people and we’ll get it figured out .. NO CHARGE ?