Sizing on UNC 1s High?

[jase111th]

Wear a size 11.5 in retro 4s and a 12 in 13s, but ive always had a little room in both shoes. Im asking if a size 11 would work with these ones (great offer for em)

A shoe I have that is close to the 1s is my vans sk8 his and its size 11 in those