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.
In one Austrian museum :: among 250 historical exhibits related to sex, the most ancient condom was displayed. This condom which was made for multiply use, was found in Sweden. The boon dates back to 1640. The condom remained untouched, and it comes with instructions written in Latin. According to the instructions, the condom has to be dip into milk before using in order to avoid infections. By the way, in ancient times the dominating practice against lues was applying of animal fats or oil on genitals. At the heart of the practice was the idea that the disease penetrates through pores: thus they should be covered with oil or fat. Gentlemen used to take gold or silver boxes with animal fat when they dated with ladies.
Water based lubricants are :: the most multipurpose. They don't erode condoms and materials, vibrators are made of. The only disadvantage of such anal lubricants is quick dryout and probably you will have to apply lubricant once more during sex. Silicone lubricants do not dry up and do not erode condoms and other latex wares. Don't use silicone anal lubricant playing with silicone sex toys. Anal lubricants may be edible and flavored. The best lube for anal sex is lubricants with antiseptic. The first experience of anal penetration is better to get alone with the help of fingers or sex toys. Be careful, inserting anal toys: painful sensations mean that it's better to stop.