If you are buying/waiting on le Fleurs, here's a size comparison to Vans and adidas (adidas = Nike) : r/OFWGKTA
Vans Shoes Fit Guide – Finding the Perfect Size | DressCodeClothing.com's Official Blog.
Vans vs Adidas Sizing w/ Pics [Old Skool; Sk8-Hi; Superstars..] – Work Wear Command
Adidas VS Set Men's Skateboarding Shoes Sneakers Size 12 | Sneakers, Shoes sneakers, Shoes
WellBuiltStyle on Twitter: "Adidas Stan Smiths vs Vans Old Skools. Which are better? Answer: it depends. You have to consider some history here... https://t.co/thZFd2NZZ8" / Twitter