[Deep Cleaning & Exfoliation] -- Silicone soft surface, soft touch like fingers, gentle and clean, does not harm the skin.Purifies pores, tightens and lifts skin, promotes skin, promotes circulation, and diminishes scars. [3-speed Adjustable Pulse] -- 3-speed adjustable pulse vibration, massage hardness treatment, giving you the ultimate relaxation experience. Which is designed to minimizes fatigue and maximizes the efficiency of human activities. This is our pursuit of the ultimate experience. [Skin-friendly Silicone & Ergonomic] -- With an ergonomic design,you can easily wash hard-to-reach back skin.It will definitely to give you a home SPA massage experience, skin-friendly silicone, soft touch, while cleaning the skin can massage to promote circulation, soothe skin fatigue, give you SPA-level bath enjoyment [IPX7 Waterproof & Long Lasting Power] --IPX7 waterproof can work normally for 30 minutes even at a water depth of 1 meter, safe and reliable.Efficient and long-lasting power, rechargeable polymer battery, efficient and durable power