Make this fun and handy massager the next addition to your purse or briefcase! The waterproof GoVibe offers twist-and-go vibrating action. Just use 1 AA battery, not included to get the mighty vibrations going. Use the GoVibe to rub away the tension or for personal adult playtime. Vibe measures 4" long and has a diameter of 1.125" at the widest point. For discreet on the go satisfaction, the GoVibe is your best bet!