Sylcone retro gx200 hand blown light bulbthis toledo gx200 retro sylcone unique hand blown bulb from sylvania combines contemporary aesthetics and innovative led filament chip technology fct to create a popular retro look and warm ambiance similar to traditional lamps although the bulb can be fitted to traditional light pendants with an edison screw cap e27 fitting it looks great when combined with sylvania sylcone light pendants which come in a variety of finishes including copper to