Size Guide - Happy Socks

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If it doesn't quite fit, send it back using our free return shipping!

EUR UK M UK W JPN
38-40 4-7 3.5-6.5 21-24.5
41-48 7.5-11.5 7-11 25-29
US Sock Size US M US W
9-11 4.5-7.5 5.5-9.5
10-13 8-12 10-12.5