This is the first Forever stamp in the Postal Service’s Celebrating Lunar New Year series.

等着增值, 还抗通胀. :-)) 欲购从速. it is gone, it's gone. 
 

http://www.c-c-c.org/archives/2011/01/19/celebrating-chinese-new-year-2011-year-of-the-rabbit-stamp-first-day-of-sale-dedication-ceremony/

https://shop.usps.com/wcsstore/PostalStore/upload/htm/lunarnewyear/?WT.ac=LunarNewYear-S_575691