The feeling of your private parts pounding a vagina differ from pounding the anus. However, most sex toys only emulate the experience of having sex with a vagina. The EXE - Black Lesson Yuka Minase Onahole (Beige) is for those who like the backdoor. It is tighter and there are more ridges. If you love the feeling of inserting yourself in the butt, this is the sex toy for you.