Merino Wool Knee High Ski Socks – Cold Weather Protection SIZE & PACKAGE: There are 2 sizes as options, Medium(Men 6-8.5 / Women 5.5-10 ) and Large(Men 8.5-12 / Women 10-13). And there are 3 pairs merino wool knee high ski socks in one pack for mens and womens! Great partner for your outdoor sports.