Huge Inflatable DildoWhen you're ready for the big time, step up to this huge inflatable dildo with a max size of 14" in length and 4" in width (now that's plenty to take in). It's a heavy duty dildo made of top quality inflatable rubber. The dildo also has an internal sturdy core for ease of penetration and use. The penis is well detailed, even showing veins and contour. You pump it up using a bulb with a reverse valve.