The M20AB porcelain overmount sink is made from true vitreous china which is triple glazed and triple fired to ensure your sink is durable and strong. Our bisque color is a beige hue that contains a yellow tint. An overmounted vanity sink is traditionally found in most bathrooms and can be used with any type of countertops. The overall dimensions for the M20AB are 20" x 18" x 8 1/2" and requires a 21" minimum cabinet size. Pop-up drains in a variety of finishes are available with this sink model. As always, our porcelain sinks are covered under a limited lifetime warranty for as long as you own the sink.