OptiCore LED Christmas lights are the most durable, most beautiful holiday pathway lights around. Made of polycarbonate, up to 200 times stronger than glass, these tough bulbs can withstand harsh weather and the rough and tumble conditions of foot-level display. Perfect as driveway lights, walkway lights, landscape lights and more, they make the perfect way to complete your Christmas lights display. Pair them with OptiCore string lights on your house in matching colors for a professional-looking holiday light theme.