These antique looking bulbs are far from antique, both beautiful and energy efficient.  The bulbs themselves produce a nice warm colored lighting that really adds to the ambiance of your home or business.  Vintage edison bulbs became super popular several years ago but many of them are more traditional incandescent bulbs which consume way more electricity and get super hot.  These have the same look and feel while being energy efficient and significantly better for the environment.  

Some technical details:

The company also offers a 1-year warranty so you're covered in the unlikely event something goes wrong.  All in all this is a great option if you're looking for unique but energy efficiently lighting.