DURABLED MATERIAL: This vessel sink uses high quality kaolin, highlights glaze layer, high and durable White porcelain. The glaze is clean and smooth which fired at a high temperature between 800 and 1300 ,the bright glaze is made at one time, smooth but not rough, not easy to crack. WHITE PORCELAIN VESSEL SINK: This sleek vessel sink has a smooth, non-porous surface with beautiful White finish. Easy to clean Simply wipe the sink surface with a damp cloth to keep it. EASY TO CLEAN: High White glaze layer, smooth surface, dispel peculiar smell, not breeding bacteria, eco-friendly ,anti-acid and alkaline and easy to clean. PORCELAIN VESSEL SINK MODERN DESIGN: Square basin gives a simplistic yet elegant style to your bathroom with its smooth and elegant line.