Lasco 13/16" Female Threadx24 Chrome Aerator. It has a flow rate of 1.2 GPM and is California flow rate compliant for lavatory faucets. Chrome plated brass.
WARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer, or birth defects or other reproductive harm. For more Information go to www.P65Warnings.ca.gov