Package: With the spout adapter, you can install the aerator with the adapter on the faucet with M24 female thread, or the aerator without the adapter on the faucet with M22 male thread. \ PREMIUM MATERIAL: The filter cloth of the rotating aerator is made of ABS, the body and nozzle adapter are made of brass, high quality and modern. The bubble aerator uses a high-density filter, which can filter out most sediment, limescale and impurities, prevent splashing and save 40-70% water. \ Dual function: l The faucet aerator can adjust 2 different water flow modes, just turn the nozzle left or right to adjust the water flow from soft bubble mode to shower mode. \ EASY TO USE: Easy to install and clean, suitable for 99% body M24 female faucets, or use M22 male faucet aerator without adapters. \ Humanized design: easy to install and use, no need to replace the original faucet, no need to replace other environments.