Jane, A work smart shoe designed for you to look stylish in the work enviroment! Suitable for all occasions starting from casual to formal! Upper made from full grain leather. Commando Rubber sole with lining from lamb skin for smoothness and comfort interior HANDMADE Upper : Full Grain Leather Sole : Commando Rubber Sole Size Chart : 36 = 22,5 37 = 23 38 = 23,5 39 = 24 40 = 24,5