Markee Quartz Kitchen Sink is made from 70% – 80% mineral quartz, produced by means of a special computer controlled polymerization casting process making it ideal for designers and home owners to perfectly fit in versatility with functional attributes of a smooth and hardworking kitchen sink. It is an exquisite kitchen sink of hard rock material in beautiful colors, looks great with lasting beauty that can resist scratches yet simple to clean and safe in contact with food.