Cloisonné is a form of enamelware where the enamel paste is contained within compartments or cloisons of wire. Often of silver or gold, the wires remain visible on the finished article, threading between areas of colour.

Are sinks porcelain or ceramic?

Porcelain is commonly used in sinks because of its low moisture absorbency and ease of cleaning, but is also used for trim on items such as faucet handles, inset buttons, bath hardware, and shower heads.