Butt plugs :: may be in the form of a cone or finger. Men put such plugs in anal orifice for prostate stimulation. Women do it with another purpose: plug fills up the area of rectum and presses down on vagina outside, reducing it in size, so pleasure increases during sexual intercourse. Butt plug is also applied for the relaxation before anal sex or for the constriction of vagina. The last one can be used by women with wide vagina (for example when her vagina muscles are loose after delivery, and also for increasing of sensations during sex. It is recommended to use butt plug with water based lubricants.
Realistic vagina is :: a sex toy, in the form of female genital system, stimulating the penis. The role of artificial vaginas is extremely high in the prevention of various diseases, like prostatitis and adenoma of prostate. All these diseases are very dangerous for the whole male genital system. To avoid this, the ejaculation should be as frequent as possible. Of course, artificial vaginas can't replace real woman but the feelings during its use are very perceptible. Thanks to very active massage and various nubs, placed inside the vagina, the orgasm is very strong. Any vagina enfolds the penis tightly so the feelings are very similar to those that appear with young woman. The models of vagina vary in forms and prices. There are simple models and models with vibrating motor or pneumatic device. Moreover, there are models with simple appearance and models resembling real prototype of female genitals. Realistic vaginas are used not only for masturbation but also to erect the penis before sex.
There was a time when :: erotic books, video, audio meant historical erotic fiction, Penthouse Letters, or visiting adult bookstore. Times have changed, and the sex industry hasn't wasted time producing plenty of erotic books, video, audio to please any taste. There is a great variety of erotic books, video, audio available online. Buying a hard copy of erotic book gives you the benefit of some recommendations from other readers. If you are a beginner, anthologies are probably the best place to start the journey into the world of erotic books, because they allow you to sample a little bit from everyone. It's very convenient, if you don't like one story in a collection, you'll probably like another one. When you find authors you prefer you can buy a collection of their erotic stories or novel.