This is especially helpful for people with low desire. To assume the position, simply lie on your side, your dude scooted up behind you. She won't be able to do too much moving, aside from keeping herself upright, so your job is to grab her ass and start pulling her hips back and forth to get the necessary motion to make the whole thing work. Rather than having her try to do vertical pushups, or you pulling her back and forth, both of which are liable to tire you out, do the work with your hips. Sex expert Tyomi Morgan says: The Viennese Oyster requires she place both of her ankles behind her head, fully exposing her vulva and folding her body into the shape of an oyster.
23 Best Sex Positions for Female Orgasm - How to Make a Woman Climax During Sex