New Era Cap/Hat Size Guide

New Era Snapback Size Guide
CM IN CAPS SIZE AGE
48.2 19       Infant (0-2 years)
49.2 19 3/8      
50.1 19 3/4       Toddler (2-4 years)
51.1 20 1/8      
52 21 1/2       Child (4-6 years) 
53 20 7/8      
53.9 21 1/4       Youth (6-12 years)
54.9 21 5/8 Small-Medium   One Size Fits Most
55.8 22   Adult
56.8 22 3/8
57.7 22 3/4 Medium-Large
58.7 23 1/8
59.6 23 1/2
60.6 23 7/8  
61.5 24 1/4
 
New Era Cap Stretch-Fit Size guide
Circumference CAP SIZE AGE
CM
48.2         Toddler/Child
49.2        
50.1        
51.1        
52         Child/Youth
53        
53.9        
54.9 XS       Adult
56.3   S/M
57.7
58.7 M/L
59.6  
60.6
61.5 L/XL
62.5  
63.5