This anal probe comes with an incredible 10 different functions of vibration, pulsation and escalation but unlike some vibrating butt plugs which just have vibration in the tip this one comes with powerful vibrations that resonate throughout the entire toy. It has an insertable length of 3 inches with a maximum diameter of 1.5 inches and a rounded tip for easy entry. This anal toy is also completely waterproof, has a flanged base for comfort, is unscented and pliable, and has a smooth coating. Available in Blue as shown. 2 AAA batteries included.