The colour on these comes from very carefully controlling access to oxygen at about 1700 degrees, and is archival (but also they are sealed) and the texture is created with a simple hammer, hit a buncha times.
Earwire is Hypoallergenic niobium. Body is copper. It took us a long time to start making earrings; they get in the way of a bicycle helmet, so we never wear them, and forget they exist. But we also know that many folks love earrings, so here they are, just for you! See, we do listen, after all.