Inserting the penis from the back is easy to ejaculate the following reasons.
1. There is a 90 ° angle between the penis and the vagina in the post income posture, so the penis has a tight grip after insertion. desire;
2. When the post income position is this position, the woman&39;s labia is closed tightly.
3. In the process of rear entry, you can see women&39;s hips, and closing their legs are conducive to vaginal firmness. Men possess an absolute advantageous location, which can easily stimulate the penis and achieve ejaculation threshold ejaculation;
4. Men can use both hands to stimulate women&39;s chest, women&39;s clitoris, or stroke back. The posture is very strong, and men&39;s sexual pleasure enhances ejaculation.
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