Lot of 4 The 4 C C-7 1/2 Twinkle Lamps Bulbs are vintage candelabra lamps in the shape of a C7 bulb. These bulbs are from the Twinkle brand, known for their quality and charm. Perfect for adding a festive and nostalgic touch to holiday and seasonal decorations, these bulbs are a unique and collectible item for those who appreciate vintage lighting.