These are handmade in polymer clay. They are super lightweight and made in the Yukon. Small imperfections are just part of the handmade process.
Earring posts/hooks and chains are made with nickel-free metal.
Search "modify" for other metal substitutions or clip-on solutions, including turning dangle earrings into stitchmarkers or pendants.
If there is more than one pair made, they may not be exactly as shown.