This lot of vintage Christmas light bulbs consist of 75 multicolor bulbs, perfect for adding a festive touch to your holiday decor. The large C7 bulbs are made of glass and suitable for both indoor and outdoor display. These original bulbs from General Electric and others are a nostalgic addition to your Christmas traditions. Whether used for crafting or simply for adding a vintage touch to your display, these untested bulbs are sure to bring a touch of nostalgia to your holiday celebrations.