[Water-saving function] The shower restrictor can reduce tap water consumption by 40-80%. Just tighten it more or less to restrict the flow of water from the faucet, reducing water waste and protecting the environment. [High Quality Material] The shower accelerator is made of POM material , which is sturdy and durable. The shower restrictor shell is made of high quality copper and chrome plated which has good anti-rust effect. [Multiple Specifications] 1. The green plug-in reduces the water flow to 7 l\/min; 2. Blue plug-in reduces water flow to 4L\/min; 3. The yellow plug-in reduces the water flow to 9 l\/min. 3 different flow inserts to suit your needs. [Easy to install and remove] Easily install and remove this water saving nozzle in seconds. No tools required, just screw or unscrew for easy installation. [Wide Range of Uses] The shower hose flow restrictor can be installed on the tub faucet or the shower faucet. The shower flow regulator is suitable for bathroom, toilet, kitchen and hotel to meet your daily needs. Number of pieces delivered: 1 game