Package includes: 3 pieces water saving faucet aerator, 3 rubber sealing rings. Safe to Use: Chrome plated brass body, 304 stainless steel interior and rubber pad. Durable, wear resistant, excellent anti-rust and anti-dirt properties. Water Saving Faucet Filters: Use these faucet aerators to prevent water splashing, get a good quality ventilated stream even in difficult flow conditions, reduce faucet noise and save up to 30% on consumption of water. Easy to Install: Our faucet filter aerators are easy to install and remove, you can use a wrench to fix or install the jet regulator, including gaskets to prevent water leakage. You can easily remove the faucet strainer for cleaning at any time. Widely Used: Suitable for kitchen sinks or bathroom faucets which save water and filter water."