This is a pair of earrings from the Improbablecog: Division of Human Adornment line.

I print them in stainless steel through the Shapeways service, and have also made them available to be printed at cost at: http://www.shapeways.com/shops/improbablecog

This piece has been released under a Creative Commons Attribution Share Alike License, through funding collected via Kickstarter, due to the support of the following patrons:
BJ Becker, Boon Sheridan, brepettis, Brian Hawkins, CatFord, Edvard Immonen, Edward Henderson II, GothicCharmSchool, Helen, Ian Nusbaum, Jack C, Jake von Slatt, James Ian Burns, Jess, Jezcabelle, Johnny B Jackson, Katt Tewksbury, Kim Dancy, Lastwear, Leila Smith, Libby Bulloff, Lucas Richter, Lyssa Chartrand, Malcolm Tredinnick, Marguerite Kenner, Melody Burdett, morbidity.unlimited, Nick Setten, Patrick Ball, Peter Simon, Raymond McCauley, Robert Schouwenburg, Sara Mitchell, Sigrid Ellis, strand, Sue Jackson, Theodore Minick

Because of their contributions, you are free to print this model at cost, download the original model files use it, modify it, and even sell physical copies, with the following restrictions:

• All derivative work must be released under the same license.
• You must attribute the original design to Noah Beasley or Improbablecog, and to the URL http://www.improbablecog.com

Also, if you do anything cool and interesting with this model, please drop me a line and let me know about it! I would love to promote your modifications, and point people your way to see it.
If you do decide to sell physical prints of this model, that's also allowed so long as you attribute the design. I would be glad to list you as a local reseller on my website as well if you let me know about it :)

That's it, otherwise have fun!