[Flow Limiter]: You will receive 8 different sizes of water-saving inserts: 4L/min, 5L/min, 6L/min, 7L/min, 8L/min, 9L/min, 10L/min, and 12L/min. Also includes 1 adapter and 1 silicone seal. The different colors of the shower flow regulator help you adjust the water flow rate, allowing you to choose the appropriate one. Long Service Life: This flow limiter housing is made of high-quality copper, and the flow inserts are made of plastic, which is not easy to break or deform. It is rust-resistant, corrosion-resistant, wear-resistant, and provides good insulation for reliable use. Easy to Install: No tools are required. Simply remove the shower head from the hose, install the matching water-saving insert, and then screw the shower head back on for immediate use. Simple, convenient, and easily replaceable at any time. Save Water and Money: The water flow limiter helps make full use of limited water resources and prevents unnecessary waste. By using different flow specifications, you can reduce water consumption by 20%-80%, significantly saving water and lowering utility costs. Wide Application: Our water-saving insert is suitable for faucets and showers with a 1/2-inch thread diameter. It can be installed on bathroom faucets, shower heads, and kitchen taps. Choose the desired specification to meet your water-saving needs. Material: Plastic Color: As shown Package Contents: 1 x Flow connector (23 x 22mm) 8 x Water-saving inserts 2 x Washers Note: Light reflection and differences in display screens may cause slight variations between the color of the item in the photo and the actual product. Measurement allows an error of +/- 1-3 cm.