Tracksmith^® X J.Crew merino wool-blend socks

Not sure why J.Crew doesn't list sizing on socks but I looked this up on Tracksmith's website to assist in sizing. Extra-Small: Men 4 - 5.5 Women 6-7.5 Small: Men 6-8 Women 8- 10 Medium: Men 8.5 - 10 Women 10.5 - 12 Large: Men 10.5 - 12 Women 12.5 - 14