Pandahall 50pcs Original Color Stainless Steel Flat Round Blank Peg & Post Ear Studs Findings (12x4.5mm, Pin: 0.7mm) Size: about 4.5mm in diameter, 12mm long, pin: 0.7mm Material: Stainless Steel; Metal Color: Stainless Steel Color Usage: Ear Studs; Priced per 50 pcs Add sparking and elegant gemstone to the findings to make beautiful earrings. Due to the material of 304 Stainless Steel, they are of corrosion and stain resistance.