About This 【HYPOALLERGENIC AND NICKEL-FREE】 Many women are allergic to metals found in jewelry, especially Nickel. Our ear backs are made from the pure titanium, which is Nickel-free, Lead-free, Wear comfortable and not swollen, or red earlobes 【SKIN-FRIENDLY MATERIAL】Do you know pure titanium before? It isn't the titanium steel or not titanium alloy, only 0.6% of people react to earrings made out of titanium, which makes earring extremely hypoallergenic for sensitive ear, If you don't know it before, i encourage you to try at least one pair titanium jewelry, you will not regret 【ENOUGH BULK QUANTITY】 6pairs(12pcs) pure titanium ear backs, fit 0.028-0.032 Inch(0.7-0.8mm) Post Size, Simply Slide The Earring Post Into It, This Enables Your Earrings To Rest On Your Ear Comfortably While Being Securely Reinforced 【COMFORTABLE DESIGN】If You Are Tired Of Having Drooping And Saggy Earrings, Our titanium earring backs Are The Perfect To Keep Your Backings In Place Throughout The Day 【WONDERFUL GIFT】Ideal for DIY your own unique earrings make a gift for your family, friend on Christmas, birthday, Mother’s Day and other holiday decoration Overview Material : Titanium Color : 12pcs Earrings backs 4*6mm Style : Stud Brand : TGNEL Number of Pieces : 12