Package Contents: 3 pieces water saving faucet aerators, 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-fouling properties. Water Saving Faucet Filters: Use these faucet aerators to prevent water splashing, achieve good quality aerated jet even under difficult flow conditions, reduce faucet noise and save up to 30% on water consumption. Easy to Install: Our faucet filter aerators are easy to install and remove, you can use a wrench to fix or install the aerator, 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 that save water and filter water.