【Small Hoop and Stud Earrings Size】Stud earrings gauge: 0.8mm(20g), stud earrings stone: 2/3/4/5mm, flat backs size: 5mm(0.2in), stud earrings usable bar length:6mm. Hypoallergenic hoop earrings inner: 8mm/10mm(0.31in/0.40in), hoop gauge: 1.6mm.
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