My younger brother is an amazing artist and I am so excited to announce his first adult coloring book, featuring his art.  NOTE: there are images that show nudity, though nothing sexual or graffic.

http://www.amazon.com/dp/1532984189/ref=wl_it_dp_o_pC_nS_ttl?_encoding=UTF8&colid=2JLICY3IG8JKA&coliid=I1WRD1ERFSARF