This ear hole is made of high-quality 316L surgical steel, which is known to have flat texture and high durability. For the variants of gold and rose gold, the scratch-resistant PVD coating is covered. As a dream decoration, there is a crystal clear crystal in the middle, this jewelry obtained the unique charm. Its reinforcement thickness is 1.2 mm, and its reinforcement length is 6 mm. Material of product : 316LSurgical steel/F136 titanium Surface treament: highly polished/coating Product Color: Natural Color ( Steel ) | PVD Black | PVD Gold | PVD Rosegoldl Color of product: clear Bar thickness : 1.2 The length of bar:6mm The side of ball :3mm The side of design 7X19mm All sizes are approximately All dimensions can be customized !