Can a porecelain bowl be customized? Definitely. In fact, a porcelain bowl can be painted with motifs to enhance the décor of the room. Nursery characters, flowers, or fish are common themes. Once the paint is dry, a glaze is applied and the piece is re-fired. The result is a beautiful, custom bowl that is durable as well as interesting. Many manufacturers are including bold colors in their line of traditional style sinks. These are fun in contemporary decors or for use in children's baths.