Shipments within the US will ship using FedEx 2Day*. Shipments outside of the US will ship using FedEx International Priority. See How long will it take to receive my Bitkey? for more information.
*Shipments within the US that are going to a PO Box will ship with standard shipping.
Note: We are unable to ship to APO, FPO, and DPO addresses, and to PO Boxes that are outside of the US.