To ensure prompt delivery of your order, we use priority overnight shipping as our standard choice. A flat rate of $40 shipping charge is prepaid and added to the invoice for domestic orders. The international shipping costs may vary depending on the destination country of your order. Although iXCells makes every effort to ensure fast delivery of your order, we shall not be liable for any loss, damage or delay during the course of shipment. If you find anything wrong with your received package, please contact our customer service (Supports@ixcellsbiotech.com) immediately and we will try our best to solve the issue. If you require special delivery arrangements, please contact us when placing your order.