The Porcelain Rectangular Vessel Bathroom Sink offers a unique and modern look for any bathroom. It is made from true vitreous china, which is triple glazed and triple fired to ensure your sink is durable and strong. Because this sink is a vessel, no mounting hardware is needed. Vessel sinks require a special spring loaded pop up drain. As always, Polaris Sinks porcelain sinks are covered under a limited lifetime warranty for as long as you own the sink.