Super Soft&Safe Silicone - It provides you oder-free and skin-friendly performance for ensuring the maximum safety and pleasure. Unique Massage Brush - The dense salient points and powerful vibrating head kiss your most sensitive points. 10 Variable Speeds - Many choices to complient your natural rhythms and even satisfy the most demanded. One button design is also very easy to operate. Convenient USB Charging- Continuous power gives you endless pleasant sensation and ecstasy. Can be used for about 2 hours after being fully charged. IPX-7 Standard Waterproof - Never to stop your fun in the bathroom or swimming pool. 100% waterproof design allows to use under water and makes it easy to clean.