This little jelly wonder is perfect for bath, spa or shower. It's G-spot head reaches all the right spots! It's perfectly slim for the first timer, but nobody will be disappointed with this little gem! Uses 2 "AAA" Batteries, not included. Don't forget to select a quality lubricant from my lubes and lotions page like a silicone lubricant that stays slippery even in water! At only 5 1/2" in length and 3/4" in diameter, it's perfect for beginners.