The UPM-White porcelain undermount sink is made from true vitreous china which is triple glazed and triple fired to ensure your sink is durable and strong. Undermounting a bathroom sink creates a sleek look and allows for more space on your countertop. The overall dimensions for the UPM-White are 19″ x 15 1/2″ x 7 1/4″ and requires a 21″ minimum cabinet size. Pop-up drains in a variety of finishes are available with this sink model.