OFFER GOOD UNTIL March 31, 2010, OR WHILE SUPPLIES LAST. This offer is only open to legal residents of the United States who are over 18 years old and who complete all required information (name, address, etc.) in the offer form. Offer form must be submitted via designated "Submit" button; any other attempted form of internet/online/email entry is void. Limit one free product sample per email address or person/household. Please allow 6-8 weeks for delivery of your sample by mail. The information you provide in the offer form will be used to send you your free gift and to improve 3M's products and services, and will be subject to 3M's Privacy Policy. 3M reserves the right to discontinue this program at any time.