Amplify your pleasure and extend your playtime! Play With Me Vibrating C-Rings can be worn around the base of the shaft or underneath the balls. Choose from a variety of textures and shapes to intensify your sensations. Position the vibrating bullet between you and your partner during partner play or directly on any pleasure point on your own body during solo play! Requires a LR41 battery (included). WATERPROOF - IPX7 Waterproof for Bath and Shower Play. POWER - 5 Powerful Vibration Functions (Requires 2 LR1130 batteries - 3 Sets of Batteries included). SOFT - Stretchy Ring is Sized for Comfort During Play. PEACE OF MIND - Contains No Fragrances, Phthalates, Paraffins, or Latex. VERSATILITY - Great for Solo and Couples Play.