Completely made of body-friendly silicone, the Bathmate HydroVibe gives you access to a full 10 ;different vibration patterns, while the detachable, IPX7 waterproof vibrators let you open up an all-new side to your sex life. Discover new health benefits with the Bathmate HydroVibe. The Bathmate HydroVibe isn’t just about improving the penis size and strength gains provided by your penis pump - it adds a few useful vibrotherapy health benefits, helping you stay happier and feeling better: Boosts the release of natural hormones like serotonin and dopamine, making you feel better, helping to combat negative feelings | By relaxing the muscles, makes your orgasms far more intense | Increases blood flow and lymphatic circulations, particularly to the penis, making you less tired while filtering out blood toxins | Helps release anti-pain chemicals like encephalin, adding an extra level of relaxation.