These posters were produced for the exhibition "Ai Weiwei: According to What?" at the Brooklyn Museum. The traveling show is up at the Brooklyn Museum from April 18th, 2014 - August 10th, 2014.
The posters are 18 x 24'' and offer a choice of three different images.
Ai Weiwei Work "Han Dynasty Urn with Coca-Cola Logo (Silver)"
Ai Weiwei Work "Study of Perspective Series: Tiananman"
Portrait of Ai Weiwei, Taken by Gao Yuan