These transparent purple C7 replacement bulbs are the perfect highlight for your holiday lighting design. The striking color is bright and vibrant yet still allows the incandescent filament to show through for the full 3,000 hour life of the bulb. Using only 5 watts, these 120 volt bulbs burn cooler, use less energy, and last longer. They are UL listed for indoor and outdoor use and come economically packaged in packs of 25. Let your lighting make a statement this holiday season with highlights from these colorful Christmas light bulbs.