If you've purchased these from us for a long time, then you may remember that they were formerly made of stainless steel. Since most forms of stainless steel contain nickel as part of their essential alloy, the manufacturer switched to aluminum to meet the EU nickel directive.
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Domestic extra-secure earring back findings with mechanical grip. Made of lead-free and nickel-free aluminum. The silvery color of these earring backs works well with silver, "white" metal, and rhodium earring findings. Mechanical grip: springy metal prongs inside grip post. Questions? Call our friendly sales staff at 1-800-366-2156, or email us.