COMPATIBILITY: The swivel faucet aerator is compatible with most faucets. (Applicable types: 20mm, 22mm male and 24mm female faucets) Comes with 3 gaskets for better sealing. Please check your faucet type and diameter and select the appropriate fitting, see Figure 5. Innovative Rotating DesignThe faucet aerator adopts a movable metal arm design, which can be rotated 1080 degrees for use, extending to every corner of the sink. Easy to clean. Two Water Flow ModesThe aeration faucet can be set with two different water flow modes: mild foam flow and powerful flushing jet, just turn the nozzle to change the water flow mode. [High-quality faucet accessories] The main body of the faucet aerator is made of high-quality copper material, which is not easy to breed bacteria, wear-resistant, combined with rubber sealing ring, no leakage, durable and bright as new. Easy InstallationThe faucet with splash filter is compatible with most faucets and can be installed directly on the tap with 20/22 mm male thread or 24 mm female thread. If it doesn't fit your faucet or you have any questions, please email us. We will definitely help you solve the problem