Current DHL Express U.S. customers invited to participate in the promotion, must register for the promotion and ship with DHL Express US by May 31st, 2012 in order to receive the DHL Express envelope valid for a free shipment. 

The free shipment, valid for DHL EXPRESS WORLDWIDE service only, must be tendered to DHL Express as a DOCUMENT shipment. If customer tenders a dutiable item to DHL Express and it is converted to a non-document shipment, duties and taxes default to the receiver and must be paid by the receiver before the shipment is delivered. Free Shipment includes transportation charges only. DHL Service Guarantee does not apply. DHL Optional Services are not available for Free Shipment. Terms and Conditions of Carriage apply. To view our current Terms & Conditions of Carriage visit www.dhl-usa.com/terms

One free shipment envelope per invited customer.  Please allow 8-12 weeks after shipment is made for delivery of the Free Shipment Envelope. Free Shipment provided does not expire.  DHL reserves the right, without prior notice and at any time, to terminate, modify or suspend this program associated with the Free Shipment.  Terms and conditions subject to change.