Nifty gmail stickers produced by the gmail product marketing team at Mountain View.
To get your own set of these stickers while supplies last, send a self addressed stamped envelope to the following address:
Send me some Gmail stickers already P.O. Box 391420 Mountain View, CA 94039-1420
Update: People, I am not the person to request these stickers from. Again, send a self addressed stamped envelope to the address listed above.