The sleek Nantucket Sinks NS-GSTR36 white sink is fabricated from a high tech composite material and is sure to make a great addition to any bathroom. Versatile, the design can be installed as a vessel or an undermount. Glacierstone has many benefits and is lightweight and easy to maintain. This 36 inch sink offers a contemporary rectangular design. As a vessel, the angled edges and low profile make it sleek looking and give easy-access to the sink''s basin. Composite material is sound absorbing and stain-resistant, non-porous surface is hygienic. Features a 15 year warranty against discoloration. This sink has a standard 1.5" drain diameter and has no overflow.Exterior Dimensions: 36"x 15" x 4.75" This sink is crafted from durable composite GalcierstoneHigh gloss finish seals surface and makes for easy cleaning15 Year Warranty against discolorationSolid material is same color thoughout sinkNo overflowDrain is not included with sinkNominal dimensions may vary by .25"Dualmount