Made of medical-grade liquid silicone and zinc alloy material, 24k gold plated Pretty Love-Liberators is a series of luxury novelty products. This medical-grade liquid silicone brings you a realistic touch. Smart memory function will always make it automatically stick to your favorite settings whenever you use it. The portable charger and low-noise design allow you to use it anywhere. Pretty Love-Liberators' IPX7 waterproof design makes it easy to clean. 7 Functions of vibration Waterproof Rechargeable