Please note we do not give refunds for incorrect choice unless the items are proven faulty at the time of purchase. To simplify the math further: These are just some of the countless expert fit tips our amBRAssadors have stored in the database of their brains. Save my name, email, and website in this browser for the next time I comment. In this instance you will be offered the delivery service available at the time your order is placed. Half-sizes are not necessary.