Disney Store Item No. 7509055880299P. Stock images copyright Disney.
Also seen in early 2013 is a mug with the same Evil Queen graphic design. The opposite side, however, reads "Just a Touch of Evil" in purple letters. Measures 6" tall and 3.5 " in diameter.
Mug images via athomeoutlets.
Both items are part of the on-going Disney Villains Collection.