Duke Silicone Vibrating Prostate Anal Plug - Deep SeaDuke Silicone Vibrating Prostate Anal Plug Deep Sea DUKE stimulates the prostate and perineum simultaneously for fuller, more satisfying orgasms. This vibrating anal toy is flexible for easy insertion, and creates gentle pressure and a pleasing sense of fullness. With a removable 5 speed vibrator, DUKE enhances any blowjob or masturbation session, and its flexible base makes it easy to wear during penetration.