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. Blue and green commercial quality outdoor string lights are fun and unique! And easy, thanks to our energy efficient LED bulbs paired with our highly durable stringers. Together they create a long lasting, weather resistant lighting design that is easy to install and provides professional-quality display for years! Hang these LED string lights along the roof, across a porch or fence, or wrap them around trees for your most exciting light display ever!