Stud Earrings: These rectangle earrings are available in stainless steel color,these disc charms ear studs with hole loop design can be applied for hanging charms, beads or tassel.Stainless Steel: Made of stainless steel which is sturdy and durable, good workmanship that the surface is smooth and the color is not easy to fade, wear comfortably and look attractive.Wide Application: Earrings posts with earring backs, they fit together perfectly. Good for most beginners and many creative hobbies, help to make your jewelry making easier and more interesting.More Usage: Earring with Loop for making dangle earrings, allow you to easily add beaded pendants, dangles or drops to them to make simple, with earring backs, yet elegant drop earrings.2 Sizes: Earring posts are about 13/18mm long, 3mm wide 1.8mm hole, 0.8mm pin, each size 30pcs, about 60pcs in total, ear nuts in size 6x4.5x3mm, hole: 0.8mm, 60pcs in package.