This drain mounting ring is designed to secure any rounded bottom vessel sink to the countertop. Fit the ring between the counter and your sink to provide a flat surface for installation. Available in a variety of finishes.FeaturesFabricated from solid brass material for durability and reliabilityPremium color finish resist tarnishing and corrosionWill help you seat round based vessel sinks on any counterFit standard 1-1/2" to 2" drain holeEasy installation to save you time and effort