Masturbation

 In the 1950s, sex dolls were sold as Real dolls sex toys in the German market, and their design even inspired Ruth Handler to create girls' playmates, Barbie. In the mid-20th century, Japan sent personnel to the South Pole for the first time. The continued abstinence of expedition team members will affect their health, so the Japanese, with public funds, developed a high-quality pet doll called "Antarctic No. 1" to solve the physiological needs of the Antarctic expedition. Thus, in the 1990s, the Japanese AV filmmaker KUKI even launched the AV series "Antarctic 2" with the theme of a pseudo-loving doll. In the 1970s, the typical inflatable love doll first appeared in Japan, in the 1990s, the texture of the sex doll was closer to real skin, but it was still difficult to tie. At the same time there were also manufacturers trying to make dolls with bones and the results were not satisfactory. In the 2000s, the shape of the dolls made in Japan was fake and the touch was close to the real skin.

The girl sex doll is generally in the shape of a girl, with a vagina and an open mouth, so that the man puts the penis in the hole, rubbing and giving pleasure, the strong male love doll is in the shape of a strong man, mainly for women. And gay men. The 21st century sex doll is made of shape memory gel (also with resin), the touch is already the same as real skin and muscle. And the sale, the manufacturer introduced this concept, the production of some sex dolls that understand the conversion of body temperature and heartbeat.