SmartWool

Adult Sizing Chart for Socks
  US Men US Women Euro
Small 4 – 6½ 34 – 37
Medium 6 – 8½ 7 – 9½ 38 – 41
Large 9 – 11½ 10 – 12½ 42 – 45
X Large 12 – 14½ 46 – 49





Child Sizing Chart for Socks
  US Euro
X Small 6 – 8½ 22 – 25
Small 9 – 11½ 26 – 28
Medium 12 – 2½ 29 – 32
Large 3 – 6 33 – 36