International Sizing

CM Sizes  50 51 52 53 54 55 56 57 58 59 60 61 62 63
American Sizes  6 1/4 6 3/8 6 1/2 6 5/8 6 3/4 6 7/8 7 7 1/8 7 1/4 7 3/8 7 1/2 7 5/8 7 3/4 7 7/8
UK Sizes  6 1/8 6 1/4 6 3/8 6 1/2 6 5/8 6 3/4 6 7/8 7 7 1/8 7 1/4 7 3/8 7 1/2 7 5/8 7 3/4
French Sizes  1 1/2 2 2 1/2 3 3 1/2 4 4 1/2 5 5 1/2 6 6 1/2 7 7 1/2 8

Canvas Hat Sizing

Small   56.5 cm
Medium   58 cm
Large   59.5 cm
Extra Large   61 cm
2X Large   62.5 cm

Leather Hat Sizing

Small   55 cm
Medium   57 cm
Large   59 cm
Extra Large   61 cm
2X Large   62.5 cm
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