Details Made in 14k solid gold.   Standard stud length is 6.5mm.  Stud thickness is 1.25 mm. The diameter of each ball is 2mm. Internally threaded stud. Description This nipple piercing is crafted in solid 14k gold, free from any allergies and perfect for piercing for sensitive skin. This piece exhibits beautiful delicacy, is comfortable to wear, and is incredibly durable thanks to our quality material and attention to detail.   Materials 14 Karat solid gold. Shipping and Return Free shipping. 30 day returns. 2 year warranty.  Piercing items are UV sterilized and vacuum packed before shipping. The price is for one piece.