The P5181Ob Porcelain Vessel/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. This Sink Can Also Be Installed As A Vessel. The Overall Dimensions For The O1815-Bisque Are 19 7/8' X 16 3/8' X 7 5/8' 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.