Buzz has a smooth body with a head you can appreciate and is suited perfectly for harness play. Set the bullet vibrator in the base and feel it all the way up the shaft. Comes with a removable bullet vibe giving you the option for your desired level of satisfaction. Vibrator: Single Speed Removable Waterproof Bullet Vibe Uses 3 x LR44 type Batteries. Diameter: 1.5". Length: 6.55".