Feature:Crafted from the highest grade & authentic 925 sterling silver plated (precious metals), durable & hypoallergenic, Safe for your sensitive skin. The earrings pins of ball earrings are marked with "S925", silver ball stud earrings are made with special technology, it is hallow inside which make the earrings very light and extremely shiny on the surface which suits for women & men go with casual wear or more formal outfits offering the perfect day-to-night accessory.Item Type:Jewelry FindingsMetal: 925 Silver Plated Brass Nickel and Lead freeColor: SilverSize:Approx Ball Diameter: 2mm/3mm /4mm/5mm; Pin Thickness: 0.8mm (20 Gauge); Pin Length: 11mm;Quantity: Totally 20 Pairs, Note:1.Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!Package includes(with retail package):20 Pairs x Earrings.