No. 1 is a popular metal ring cock ring, made of heavy-duty steel, using a double ring fixed type, the metal substance can improve sexual excitement more than ordinary silicone cock rings, thus prolonging the time of penis erection and enhancing the pleasure of sex.

The heavy-duty steel double-circle penis ring is placed on the root of the penis and the scrotum. It is mainly used to slow down the blood flow out of the penis tissue after erection, thereby increasing the erection time and hardness of the penis. Friction becomes sensitive and enhances the pleasure of sex..

It is suitable for advanced users who have erectile dysfunction, trouble with early ejaculation, or prefer tight tightness..