Whedon Super Spray Saver Series Double Swivel Spray & Stream Aerator. It offers a wide shower-like spray or a normal aerated stream, providing versatile water flow options. The extra swivel action ensures complete sink area coverage, making it easy to clean every corner. Installs easily on most kitchen faucets with both 15/16ths male and 55/64ths female threads. Complies with California Title 20 for kitchen faucets.