Interested in feeling something heavy shaking around in your ass? This distinctive butt plug is weighted internally with two steel balls for a unique internal stimulation. Revel in the sensation as each of the two bulbous balls pops into your ass The tapered tip makes it easy to insert, and once fully planted in your booty, this plug will remain comfortably with its ergonomic base between your cheeks as you walk around and feel the weights quiver. This plug is made of premium phthalate-free silicone, non-porous for easy and effective cleaning. Avoid use with silicone lubricants. Measurements: 4.5 inches in total length, 4 inches insertable. Ball one is 1.2 inches in diameter. Ball two is 1.35 inches in diameter. Material: Silicone, metal. Color: Black.