Testicles massage, one completely natural way for male contraception from ancient times to the present originated in China, it’s very simple and high efficiency and no effect on body.
If a male want contraception, he need to do testicles massage when lay down on the bed at morn and night very day, from above and below and left and right, irritate testicles as far as possible, to do testicles massage at least 3 months, and stick at it until you need terminate contraception. Testicles massage will make the semen become limpid, if you found your semen is limpid, this way is working, if you stop testicles massage, the semen will be normal.