Name: Female Replacement Faucet Aerator NPT Female Thread Diameter: 18mm, 20mm, 22mm, 24mm. Material: Chrome finish, high-quality brass. Features: Our highly efficient faucet aerators help increase spray speed, reduce splashing, and save water. Easy to use: Self-cleaning design and easy to install. Simply screw the aerator onto the faucet nozzle to create a splash-free stream and deliver an effective mixture of water and air. Universal Use: Compatible with kitchen and bathroom faucets. Multi-Purpose: Suitable for outdoor cooling systems, greenhouses, landscaping, dust control, and similar applications. Mirror Effect Chrome Finish: Provides a smooth surface that resists rust and enhances durability. Sleek and Easy to Clean: Features a mirror chrome finish for easy maintenance. Helps prevent splashing, reduces tap noise, and saves water and energy by up to 70%. Shapes the water stream for improved flow control. This high-quality aerator is constructed from chrome-plated brass. Stainless steel mesh ensures an aerated flow rate of 9 L/min (average). Each unit includes a spare rubber washer. Package Content: 2 faucet aerators with rubber gaskets.