OptiCore pathway lights combine the toughness of polycarbonate bulbs with the beauty of SMD LED technology, to give you durable pathway lights that emit a brilliant, elegant glow. Use these lights during the holidays, or any time of year to outline driveways, walkways, landscaping features, and more. With bulbs rated to last up to 60,000 hours, they'll give you years of beautiful illumination. The bulbs are removable, so you can add other colors to customize your lights for different seasons