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Altitude Youth Helmet Size Chart
Posted by on 05 October 2015 04:01 PM
Youth Sizes
Small
Medium
Large
US Hat Sizes
6
6 ⅛ – 6 ¼
6 ⅜ – 6 ½
Inches
18 ⅛ – 18 ⅞
19 ¼ – 19 ⅝
20 – 20 ½
Centimeters
47 – 48
49 – 50
51 – 52