Frisky Fingers Silicone Sleeve .Your finger knows you best! The Frisky Fingers is made of stretchy Silicone. The finger enhancer fits around any of your fingers like a ring. A removable 2 inches long by .625 inch wide bullet slides into the nubbed sleeve. The bullet has an easy on/off button for the powerful vibrations. Requires three watch size batteries, included for your convenience. Just point and hit your spot!. Frisky Fingers Silicone Sleeve from Hott Products Unlimited.