SODIAL(R)Edison Vintage Lamp Base socket Holder adapter E27 Screw Bulbs -Suitable for Bare Bulb Features With switch no wire A Minimalist E27 Pendant Lamp Holder with Metal bodied cord grip Light source type: incandescent, Edison light bulb Base: E27 Material: Insulating Paper tube,Plastic wick,paper and plastic inside,Aluminum skin,Aluminum shell