Professor McGonagall , head of Gryffindor house teaches transfiguration at Hogwarts. One of the first task is to change an animal into a wine glass, Ron Weasley turns his rat into what looks like a hairy teacup. Ron’s attempt is on the leg of this mini sock and on the heel id the Professor’s book with a witch hat and cat ears peeking out. All proceeds from the sale of this sock go to The Make A Wish Foundation link text