Features: Silicone bullet powered Fifty Shades of Grey finger stimulator. Thick loop keeps the stimulator held against your finger for optimum dexterity. Textured surface at the tip for optimum stimulation. Removable single speed bullet can be used separately. Perfect for use during foreplay or lovemaking. 100% waterproof vibrations. Materials Silicone sleeve, ABS plastic vibrator. Vibrator requires 3 AG3 batteries, 6 included.