ZOLO Black Thumb Silicone Rechargeable Prostate MassagerExperience next level pleasure with the ZOLO Black Thumb Vibrating Cock Ring with Prostate Massager. The prostate targeting internal stimulator enhances your pleasure, while the erection enhancing ring ensures longer lasting enjoyment. Featuring 10 vibration modes, the Black Thumb has a stretchable inner ring. Made from body safe materials, this item is also splashproof and USB rechargeable, ensuring convenience and pleasure.