This product is a UK seller of a ceramic E40 socket bulb holder lamp light. It is designed to hold a bulb with an E40 screw fitting, known as a Goliath Edison Screw or GES. The ceramic material ensures durability and heat resistance, making it a reliable choice for lighting fixtures. With its simple design and high-quality construction, this lamp holder is ideal for securely holding and displaying E40-shaped bulbs in various lighting applications. just a little grubby but mostly unused. JUST FOUND THEM ON MY GARAGE SHELF. Sold as job lot.