3 different sizes: insert reduces water to 4 L/min; green insert reduces water to 7 L/min; yellow insert reduces water to 9 L/min. Premium material: shower limiter uses POM material, high hardness, resistance, wear resistance, good insulation, and functional. The package contains 2 adapters, 2 silicone seals, 6 water-saving valves, the colours of the water-saving valve are , green and yellow. Save water resources: water saving valve can reduce water , it can keep the effect of water diffusion unchanged, less splashes, save water resources, it can save water by 30%-80%, so you save money. Easy to install: no tools needed, just remove the shower head from the shower head hose, install the appropriate limiter and then the shower head back to get started immediately, easy and convenient, can be replaced at any time! Save water and money: water limiter can make full use of limited water resources and avoid unnecessary waste. By using different specifications of limiters, you can save water by 20%-80%, significantly reduce water consumption and save money !, Weight: 0.0992080179 Pounds, Manufacturer: Butyge