SPA Shower Pressurized Save Water Shower HeadSize: G1/2âFlow: Dual spray Functionï¼Rain shower, massage, rain shower + massageAir injection + water purification function Features:Aerobic Air Injection Technology-30% air +70% water, comfortable bath while, water saving 30%. Corrosion ResistantAfter 48 hours salt spray test, the surface is as bright as mirror, no discoloration and no rust. A Variety of PatternsRain shower, massage, rain shower + massageAir injection + water purification function. TPR Shower NozzlePlastic head TPR design, easy to clean dirt.