[1 BOX 10 PAIRS STUD EARRINGS]: 4Pcs flat round stud earring findings in 2 styles, 16pcs flat round with flower stud earring findings in 8 styles, 20pcs ear nuts, a plastic box(7.4x7.2x1.7cm) is included to help you easy to store and protect the jewelry findings.[UNIQUE DESIGN]: These earring studs have loop design, they can use for hanging charms or beads or tassel. The butterfly earrings backs make sure the earrings can stay in the right place and will not fall off.[MATERIAL]: Stud earring findings are made of quality brass with 18k gold plated, lightweight, durable and sturdy, hypoallergenic material-good for sensitive ears.[SIZE]: Flat round stud earring findings are about 11.5-205mm long, 10-12.5mm wide, hole: 0.8-0.4mm. Please refer to the second picture for size details.[WIDE USAGE]: You can use these earring posts with loop and backs to make your own dangle charm earrings, tassel earrings, beaded dangles or drop earrings, triple drop Earrings, etc. Start to create your classic earrings with this earring making kit.