[Flow limiter]: you will receive 8 different sizes of water-saving insert, . 4L/min 5L/min 6L/min 7L/min 8L/min 9L/min 10L/min 12L/min, also includes 1 piece adapter and 1 piece silicone seals. The different colours of the shower flow regulator help you adjust the water flow rate, so you can choose the right one for your needs. Long service life: this flow limiter housing is made of high-quality copper and the flow inserts are made of plastic, not easy to break or deform, , rust-resistant, corrosion-resistant, wear-resistant, good insulation that you can use. Easy to install: no tools are required, simply remove the shower head from the shower head hose, install the matching shower water-saving insert and then screw the shower head back to be used immediately, easy and convenient, can be replaced at any time Save water and money: water flow limiter can fully utilise limited water resources and avoid unnecessary waste. By using different specifications of flow limiters, you can save water by 20%-80%, significantly reduce water consumption and save money [Wide Application]Our water saving insert is suitable for faucets and showers with 1/2 thread diameter and can be installed on both bathroom and shower faucets and kitchen taps. You can choose the desired specification to save water according to your needs. Material: plastic colour: As shown Package Contents: 1 x flow connector (23 x 22mm) 8 x water-saving 2 x washer Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.