led light bulb clear loop cross g40 12w 500lm e26 2200k dimmable loop crossLoop Cross gives the perfect subtle retro look to your space. The gentle contours and curl of the bulb can make your whole room feel like its flowing together perfectly. The flexible filament of the Tube Bulb is wrapped in a transparent protective casing and produces a wonderful silhouette. There is no outer glass on this bulb like traditional bulbs haveonly the encased flexible filament. To adjust its brightness, simply connect it to a dimmer.