If you are not completely satisfied with your purchase, you could sending us back the product within 7 days after the reception. Any package must be returned to port pays in its original packaging and that in perfect condition, with invoice. The package is under the responsibility of the customer for the return. Once these conditions are met, we will refund fully in a delay of 30 days ( excluding shipping and banking fees ). If you want to changed product, you must to give a check to cover the costs of additional port.