阴茎充血时，位于阴茎根部的血管阀门收紧，血液充斥阴茎组织，使阴茎停留在持久充血状态。“公鸡A环”牢牢套在阴茎根部，紧紧锁住血管阀门，　当的韧性给予阴茎足够的舒服感觉，简易的造型不影响性生活的每一个细节，你所拥有的只是更大更挺以及更持久的阴茎，感觉不到任何外力的作用，让你在不知不觉中尽情挥洒，找回男人的自信。本品内附延时乳膏一包，您也可以在不用公鸡圆环的条件下享受同样的持久性爱。

PD2233-23 BlackThis easy to apply and quick release cock ring makes any man maintain a firm erection and creates incredible staying power. Its handy pull tabs allows for easy and quick application and removal. Apply the lubricant over the erect penis for easy entry and satisfying climax. Put this super stretchable Cock Ring over your full erection. Just pull the tabs to slip it all the way down the shaft to the base. You’ll maintain a firm, hard erection and it delays the climax so you and your lovers experience lasts longer, creating more passion and satisfaction!