This is the most enjoyable sex you can have because its the most relaxing and long lasting.
Its all depends on your ability to breath slowly through your nose and out through your mouth.
If you master that you can last as long as you want and you also need to do the actual penetration very slowly and calmly.
This is the opposite of porn like sex, and it cant be done with every partner. You need to know your partner on a higher level. If you the guy then she must be your long time girlfriend or your wife. This is the only kind of sex that will make your female partner cum more than once! she will very satisfied and this will expand your connection with each other even further.
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From @jimmy77