Defining a bath with a spacious and refreshing sink has never been easier. Novatto combines quality and design to each porcelain sink to make it a seamless fit for any bath design. As an industry leader in bathroom vessel sinks, Novatto uses advanced technology to produce beautiful vessel sinks with unmatched structural integrity and longevity. Each porcelain sink is protected with a premium gloss giving an easy to clean finish for lasting beauty. Made to last, this sink has extra thick one inch sidewalls. A non-porous and stain resistant finish ensures a look like new for years to come. Pair this with any Novatto vessel faucet for a bathroom masterpiece. Outside dimensions for the sink measure 20.5 x 14.5 x 6-inches. This sink has a standard 1.75-inch drain opening on center with an overflow. Suggested Novatto drains: PUD-ORB-O (oil rubbed bronze), PUD-BN-O (brushed nickel), PUD-CH-O (chrome) or PUD-MB-O (matte black). A mounting ring is not needed for this sink as it sits flat on top of the counter. For best cleaning results use Glacier Ice along with mild soap and water. Novatto's customer service is always here to answer any additional technical product questions or help you choose a matching faucet.