But most importantly, it has a silicone ring on the back so you can insert your finger and stimulate any part of your body without any problem - nipples, throat, clitoris... the only limit is your imagination. Dont forget to clean the toy properly with a toy cleaner (F-843) and warm water and dry it well to maximize its lifespan. Use your favorite water-based lubricant (N-506) for an extra wet experience. Features: Vibrating bullet, butterfly sleeve with finger ring, 1 strong vibration speed, soft silicone, body-safe, splash-proof, 3 LR44 batteries (not included), total length: 10 cm.