Combining classic style with modern reliability and energy savings with Feit Electric LED Filament Light Bulbs. Filament LED Light Bulbs are made with LED exposed filament and wrapped in a traditional glass housing to deliver an elegant classic look and feel. They integrate innovative LED technology with traditional filament strips, providing a natural lighting experience for those that want the benefits of LEDs and the look of a traditional bulb. Filament LEDs will last for years, and use just a fraction of the energy of an incandescent.