Fitted Cap Size Guide - New Era

CIRCUMFERENCE CAP SIZE AGE
CM INCHES  
54.9 21.61 6  7/8 Adult
55.8 21.97 7
56.8 22.36 7 1/8
57.7 22.72 7 1/4
58.7 23.11 7 3/8
59.6 23.46 7 1/2
60.6 23.86 7 5/8
61.5 24.21 7 3/4
62.5 24.61 7 7/8
63.5 25 8