material-24 mm, 15/16 inch solid brass shell, chrome plated gloss, anti-corrosion. Ensure durability and reliability. Environmental protection and high efficiency-the water spray regulator regulates the water flow and generates a regular water flow, thereby effectively saving water, and providing enough bubbles to prevent splashing and reduce water erosion. Easy to install-you can use the jet regulator with M24 external thread for all common M24 taps with internal thread: easy to assemble and start saving energy. With the help of rubber edge support-seals can be perfectly combined with the valve, and the valve will not leak. Widely used-Faucet aerator is only recommended for high water pressure faucets, suitable for kitchen or bathroom faucets, which can save water and prevent overflow. specification: Material: Brass Silver Housing: brass external thread, 15/16 inch (24mm) external thread Modern design, chrome-plated luster, suitable for any style of kitchen and bathroom decoration. feature: Multi-layer chrome plating can prevent scratches and corrosion. Excellent quality and wear resistance. Switch the water flow between the faucet and the syringe. At the same time filter, aerate and save water. Easy to install and use, no tools are required. Package Included: 3 x M24 male headers with aerator 3 x spacers 3 x inflators