[24K GOLD PLATED EARRING]: All flat round stud earring findings are made of real 24k gold plated stainless steel, more stable than brass, durable and sturdy, not easy to fade, and can be worn for a long time. [100PCS EARRING FINDINGS IN A BOX]: 100*stud earring findings: 0.31X0.03 inch(8x0.8mm), hole: 0.05 inch(1.2mm), pin: 0.03 inch(0.8mm). [PORTABLE BOX]: Comes with a plastic box: 2.91x2.83x0.69 inch(7.4x7.2x1.7cm), easy to carry, prevent loss, also convenient jewelry classification. [HOW TO USE]: These round earring post come with a small hole design, you can add some chains, pendants, and tassel accessories to make some unique styles drop earrings that you like. [BEST GIFT]: You can use these earring components to make some delicate handicrafts as presents to your lover, family members and friends on Valentine's Day, Halloween, Christmas, New Year or birthdays.