Changes are accepted when the piece is in perfect conditions and there has not passed more than 7 days from the purchasing date. You will also need to present the certificate of authenticity together with the sales receipt. Tous offers our customers to exchange articles within 7 days at any TOUS store worldwide except at Department Stores, Airport Stores and Multi Brand Stores that can only be exchanged at the place of purchase. The currency of the country and the local price will always prevail. Fragrances, cosmetics, and discounted items are always a final sale.