提睾肌：自愿移动我的睾丸
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If you have ever wondered how some guys balls seem to move on their own? This is my balls when they are hanging, and me flexing my cremaster muscle. Look it up online if you want to learn more!
11 年 前
Awesome job. Please get in touch. I like having as much control over my body as I can and I can do this a bit but not as well as you! Any tips? Did you work at this?
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