Bunhead write up on Toronto Laser Service's website: http://www.torontolaserservices.com/laser-cutting-projects/bunhead-pins-by-local-artist-emily-taylor/
This is the company that helped me to create my pins. They are amazing to work with! They are so friendly, and so prompt and attentive in their communication with you; only a handful of companies I've ever worked with have had this level of professionalism. And they're local (bonus!). Seriously though, the people at this company are amazing, with one-on-one help and quick to answer any questions I had, and ready to give advice where it was needed, and very accommodating with my rush order! They updated me every step of the way (file creation, material selection, starting cutting, etching, and the final result). I HIGHLY recommend them to anyone interested in having anything laser cut. I do not have enough good things to say about them!