The history of strap on :: dates back to the times of matriarchy .Women thought little of men and preferred to make love with each other. Men took part in the process only to procreate. First strap on was created during those time. It served for excluding of men from the process of satisfaction taking. Women learned how to use this sex toy for punishment and humiliations. Whatever one may say women had to give in and they tried on male duties for vengeance. Later on, all these women ruses disappeared from sexual life till homosexuality was in disgrace. After that men could not indulge their desires, but they could not resist the thirst for anal sex. As usual women found the way out and soon real and potential gays got the opportunity to get married and to enjoy prostate massage with strap on.
Masturbator :: is such kind of sex toy meant for reaching the orgasm in the absence of woman. They smooth over the loneliness and act as a preventive of prostatitis. The only difference of masturbators from vaginas is that they look less realistic. On the other hand, they have more stimulating elements (nubs, ticklers). Such elements allow getting stronger orgasms. Usually the masturbators are made of silicon and cyberskin. Moreover, they can be equipped with vibrating device. Masturbators bring very active effect to penis and massage its nerve-endings. All these stimulations of man's erogenic zones help him to reach really new and sensible orgasm.
You should apply plenty :: of lubricants using a double ended dildo. In fact this concerns any sex toy, such as dildo or vibrator. This is necessary because many materials sex toys are made of do not glide quite well. And a sex toy, unlike penis, does not have natural lubrication. Use of a lubricant is especially important if you use your sex toy in anal plays. Never use the same end of the dildo for vaginal and anal penetration. Thus you can transmit infections from the anus to the vagina. It is very important to wash your sex toy as only this way you can enjoy safe play. You should be aware of the fact that any material requires especial way of cleaning and care. You should know what material your double ended dildo is made of and clean your sex toy properly. Use condoms, thus you will make cleaning of your dildo much easier.