AYU finger vibes will electrify the senses and deliver toe curling sensations. Perfectly designed to fit the tip of your finger, this solo or couple’s pack allows you or your partner to let your fingers do the talking. Made from silky silicone, these finger vibes are sure to please. Waterproof. 2 x button cell batteries required, included. Black and Tease Me Turquoise. Length 4cm, diameter 1.5cm e or approximately 1.5 inches by .59 inch.