With a slender design that's tapered for easy entry, the My First Anal Slim Vibe was made for beginners to anal. 6" long and only 0.75", this vibe has 10 intense vibration speeds and lights-up for playful fun in the dark. Fully waterproof, the light-up feature flashes in sync with each of the vibration functions. The My First Anal Slim Vibe requires 2 AA batteries (not included). For safety's sake, make sure to keep a firm grip on the base of the toy for easy removal after use.