http://www.hotmaturexxx.com/free_mat...s/mature_anal/ - they don't look that mature - I can list it on the toys page if you want, but the traffic would not be in line with the sponsor
http://www.mysexfetish.com/cartoon_ars/anime_sex/ - some of the pics are too small (500x375 is the min for pic dimensions)
...and it might be that template, because I've seen it a couple times & it's stuck in my head now.