Anonymous Copenhagen Black Nappa Leather Boot - Size 4 / Size 4 | EU 37 Vully made the edit because... These have such a stunning structure and super soft lining. We love a classic black boot, the shape of these scream style and sophistication. These slip-on boots look amazing with jeans, skirts and dresses, just such a versatile boot. Made in Portugal. Material 100% Italian leather. Lining material Lining and insoles are made with 100% chrome free leather in order to provide a healthy and chemical free contact with your skin. Heel height 50 mm/1.97" Size tip: Size up if you are in between sizes.