[Rhinestone Earring Studs with Loop]: Each earring stud findings is inlaid with a sparkling rhinestone, offering an elegant and delicate design. Rhinestone earring posts feature a unique loop design, can be paired with jump rings or pendants to easily create different styles of earrings. Perfect for birthday parties, weddings, or carnivals.[160Pcs Earring Posts and 160Pcs Earring backs]: You will receive 160pcs rhinestone earring posts in 4 sizes, 40pcs/size. Come with 160pcs butterfly earring backs, so you do not need to purchase extra. Enough quantity can meet your daily needs.[4mm 5mm 6mm 8mm Rhinestone Earring Post]: about 4mm/0.16in, 5mm/0.20in, 6mm/0.24in, 8mm/0.31in diameter; Butterfly earring backs: 5x4mm/0.2x0.16in, hole: 1mm. Come with a plastic box.[Good Quality Material]: Earring stud findings are made of rhinestone and alloy, smooth surface, glossy, durable and rust-proof, lightweight and comfortable to wear. Butterfly earring backs are made of good-quality brass.[Versatile Application]: Earring posts and backs are perfect for creating all kinds of earrings, or repairing your favorites. Combine them with rhinestone tassels, pearl chains, leather, or other fashion elements to craft unique designs, such as pendant earrings, tassel earrings, chain earrings, pearl earrings, drop earrings, crystal earrings, and more.