Meet Porselli---a Milanese icon in ballet slippers since 1919. Grab them in 5 exclusive colors, only available here. Details we love: Stitched with traditional techniques, leather soles, cotton lining, goat leather upper. Favorite fact: Made in Italy. EU 37= US 6 EU 38= US 7 EU 39= US 8 EU 40=US 9 EU 41=US 10 EU 42=US 11 The outer upper is leather and the inner upper is 100% cotton canvas. The sole is leather, the grosgrain(ribbon) is 60% cotton and 40% acetate, and the lace is 100% cotton. Grosgrain trim with functional shoelace.