Material: Faucet aerator: With a chromed brass case and an ABS filter, these aerators are non-toxic, wear-resistant, anti-rust and offer a long, stable and reliable life. Exterior thread: M24, the jet regulator is suitable for the faucet with an inner thread of 24 mm. This aerator is suitable for kitchen or bathroom accessories. Recommended only for high water pressure faucets. Easy installation: No tools are required for mounting. It’s easy, simply use your hands and pull directly onto the jet. Inchlude package: Aerator x 3; Seal x 3. Specification Housing material: brass Aerator material: SUS304 stainless steel and abs and rubber material Finish: Chrome polished Exterior thread: M24 Quantity: Three Hardware The internal core is in ABS (technical material) and chrome brass. To ensure The lifespan, quality and durability, anti-rust and wear resistant. Multigrid and splash resistant May filter most contaminants. Can create a perfect ventilation stream, a regular waterflow. No splash.