Add a little rhythm and shake to your sex life with this sensation-inducing PRETTY LOVE Heavy Balls Silicone Butt Plug. Designed to provide a unique internal experience, this toy features weighted internal balls that knock and shake with your movement, creating dynamic sensations that cause muscles to contract and respond naturally. Dual-Bulb Design: Features two distinct smooth bulbs to provide a satisfying feeling of fullness and targeted stimulation. Dimensions: Length: 12.5 cm. Upper Bulb Diameter: 23 mm, lower Bulb Diameter: 33 mm. Premium Silicone: Crafted from high-quality, body-safe silicone that is velvety-soft, non-porous, and easy to clean. Ergonomic Safety Base: Equipped with a wide, crescent-shaped base for secure retrieval and comfort during long-term wear.