SCREW BACK EARRING DESIGN: 2 pairs flat back earrings, Gauge Size: 16G=1.2mm, CZ size 3mm,4mm,5mm,6mm,7mm,8mm available with 5mm back. It’s easy to open and easy to take off. The design of barbell earrings is firm so that the earring will be not fell down or disappeared when you are enjoy.
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