You would be good with an 8 or a 7.5 in Pure Boosts depending on sock thickness. IMO, they fit the same as Yohji Boosts. I have three pairs, an 8 of the OG black/white stripe (s/o to @mandresB, this pair is beat to **** but it's still going strong lol) and a 7.5 in the Northern Lights and the...