Size: about 5mm in diameter, 2mm thick, FIT 21 GAUGE(0.7mm) THREADED POST
304 Stainless Steel: Flat earring backs are made of high quality stainless steel, which is not easy to tarnish and oxidize, so they can keep long. Besides, the polished inner surface and edge, exquisite craftsmanship make them comfortable to wear
50Pcs Earring Backs In A Box: 50Pcs replacement earring backs, all packaged in a small box: 6.8x5.2x1.1cm, not easy to lose the pieces, can keep screw earring backs from dirty
Earring Screw Backs Replacement: This multiple using pierced earring backs are the best choice to share with your best friends. They allow you and your friends to better use body accessories that need to replace the screwball
Unique Style: This flat earring backs for studs is security, convenience and comfort. this special lock design allows you to use these comfortable earring backs on valuable screw back earring and you could enjoy all the date and party and wont lost your expensive studs because these screw earring backs hold tight