An onahole is a masturbator for men. The artificial vagina is a sex toy that has the shape and look of a vagina , also called a fake pussy. There are several models. Some are packed in a case, others can be used separately in the hand. A fake vagina can be used by the man during a solo sex moment . This way he can mimic the feeling of penetrating a woman. If he does this more often, he can train his stamina for the real act.