The TWOTONE egg cup is made of colored bone china porcelain, which gives it a high-quality and elegant look. The inner surface is glazed and the outer surface is matt and polished, giving it a pleasant feel and an attractive appearance. This egg cup is available in a monochrome version and is perfect for a stylishly laid breakfast table. With its modern design and high-quality materials, the TWOTONE egg cup is a must-have for any lover of exquisite porcelain.