Get the beauty of vintage incandescent visible-filament lights, with all the modern energy savings and durability of LED, with these flexible filament string light sets. The curved filaments are lined with LED diodes that produce a warm, beautiful light. Yet you can operate them at a fraction of the cost of incandescent bulbs. Enjoy the beauty of LED flexible filament during the holidays and all year long. Create your own winter wonderland with these blue and cool white lights! Our commercial grade strings and professional quality LED bulbs combine to create a long lasting, weather resistant display you will love! Hang these lights along the roof, across a porch or fence, or wrap them around trees for your most exciting holiday light display ever!