An unfortunate aspect of sex doll hobbies is. Real women (and men) have a hard time “stacking” to perfect dolls. Some women have beautiful faces, hair or numbers, but few women have all of these qualities in one package. If some dolls are not perfect. We tend to ignore the same flaws as real people. However, true faces are never 100% symmetrical. It's easy to make a fully symmetrical sex doll face, you can test it.