18 1/2 47 Infant. 19 48 6 XS. Youth Headwear Sizing. Fitted Easy Fitted Stretch Fitted Kid's. 20 7/8 53 6 5/8 L L/X Youth. 20 1/8 51 6 3/8 M Child. These charts are for reference only. Fit may vary depending on the construction, materials and manufacturer.
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