My head measured: 22.5"
My Tilley Hat: 7-3/8 = 23-1/8" = 59cm
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http://www.walzcaps.com/caps_wool.html 29.99 regular
Black Houndstooth Wool Ear Flap
Grey Wool 4 Panel
Brown Tweed Wool 4 panel
Black Houndstooth Wool
Brown and Tan Houndstooth Wool
http://www.walzcaps.com/caps_cotton.html
Olive Cotton 4 Panel 21.99 regular
Grey Hemp/Organic Cotton $24.99
http://www.walzcaps.com/caps_urbancollection.html
Brown Herringbone Urban
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Pace: http://www.pacesportswear.com/woolhats.aspx
Herringbone (w/ earflaps $57, w/o $37) http://www.pacesportswear.com/144005.aspx
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http://www.bicyclinghub.com/cyclingcaps.html
http://www.bicyclinghub.com/carecycapwh.html
http://www.vintagevelos.com/en/cycling-hats/118-woolistic-sputnik-wool-cycling-hat.html
http://www.vintagevelos.com/en/cycling-hats/117-molteni-cycling-cap.html