You can exchange the product within 10 days of delivery. You will have to courier the shipment to us and we will ship you the required order once we receive the shipment. There will be no extra shipping charge levied by us. Also we will extend a discount of 10% to compensate to some extent the inconvenience caused to you. Refunds are made only in case of defective product. Yet, we can help you in exchanging the original order with new one of same value.