Color 2pairs gold. 925 Sterling Silver:Screw In Earring Backs Use Real 925 Sterling Silver Materials ,Screw Earring Backs For Studs Is Nickel Free,Lead Free,Hypoallergenic,Keep Durable. Screw backs are considered the most secure earring backs because these literally have threading running across the earring pole and the back itself is a nut that latches tightly onto the threading system.
