Vibrating vagina pump by Seven Creations, made of silicone. Using it is easy: place the silicone cup on the vagina with the vibrating egg at the top. Squeeze the bellows until you have reached the desired vacuum and press the control button of the vibrating egg. The vagina pump has 7 powerful options: vibrates at three settings, pulsates at three settings and has one staccato setting. The vagina pump requires 3 LR44 batteries (included).