The Vibra Slim Plug's inner weight rolls with your movement to stimulate muscles and add sensation! The Ultrasilk Silicone, with its silky smooth feel, warms with your body heat beautifully. Your motions propel a ball bearing inside this smooth silicone with a comfortable anchor base plug perfect for adding new sensations and comfort during wear. This plug has a 4 inch length (3 inch insertable) and a 1.5 inch width. Made with smooth, body-safe silicone, this plug contains no phthalates, paraffins, or latex. EXPLORE - Perfect for Adding New Sensation SENSUAL - Your Motions Propel a Bearing Inside the Plug—No Batteries Required COMFORT - Smooth Silicone with Comfortable Anchor Base PEACE OF MIND - Made from UltraSilk Silicone and Body Safe ABS Plastic. Contains No Phthalates, Paraffins, or Latex SIZE - 4 Inch Length (3 Inch Insertable) x 1.5 Inch Width