This high-quality mounting ring will complement any vessel sink with a rounded bottom. Measuring 3 inches in diameter by 3/8 inch high, the ring is to be installed between the vessel sink's bottom and the top of the counter. Constructed of solid brass for strength and durability, the ring has an oil rubbed bronze finish. Chrome or brushed nickel finishes are also available. Just add water and enjoy Novatto's Limited Lifetime Warranty. Supreme packaging and double boxing ensure damage-free delivery. Novatto's customer service is always here to answer any additional technical product questions at 844.404.4242 or productsupportnovattoinc.com.