White porcelain E27 festoon lamp holders are made by an industrial ceramics factory and have a glossy glaze and cast ceramic wiring block. They are high quality, heavy, and can be daisy chained together or used as individual pendants with enamel shades.

Porcelain festoon lamp holder is a type of light fixture used for holding and securing an incandescent or LED light bulb. It is made of porcelain, a type of ceramic material known for its durability, heat resistance, and electrical insulating properties. The festoon design refers to the shape of the lamp holder, which is often used in decorative lighting applications and has a loop or chain connecting multiple lamp holders.