Butterfly Earring Backs, Silver Plated Post Earnuts 6x4mm - 100 pcs. - 5767-2
100 silver plated stainless steel 6x4mm butterfly style post earring backs with an approximately *1mm hole.
Also available in a smaller 24 piece quantity, as well as a gold plated finish.
*If the post on your earstud is thinner, consider choosing an acrylic security back.