| 摘要 |
A condom, wherein the condom body is gradually enlarged in diameter along the hatch to the head direction, the condom loop is a thickened belt-like ring. The function of the loop is equivalent to the rim of the eye of a lamb that being adopted since ancient China. The loop can reduce the speed of the flow back of the blood in the vein of the penis but it does not holdback the pump in of the blood in the artery. Therefore it will increase the amount of the blood inside the sponge-like muscle of the penis. Working together with the condom body that gradually enlarged, it will bring the function similar to JELQ that being used on the adult ceremony in ancient Arabian world. Frequent adoption of this invention will enlarge penis.
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