[18K Gold Plated Earring Studs]: Earring studs made of 18k gold plated brass, bright color and lightweight, not easy to rust or fade, convenient to carry and store.[1 Box 10Pcs Earring Posts]: Package including 10pcs earring posts in 5 different styles(butterflies, bees, flowers), each style 2pcs, with 50pcs open jump rings and 50pcs plastic ear nuts. All storage in a small plastic box: 2.91x2.83x0.66 in(7.4x7.2x1.7cm).[Earring Studs Size]: Butterfly: 13.5x12mm, hole: 1mm, pin: 0.8mm; bee: 13x17mm, hole: 1mm, pin: 0.7mm; flower 1: 12x15mm, hole: 0.8mm, pin: 0.8mm; flower 2: 18.5x18mm, hole: 1mm, pin: 0.7mm; flower 3: 6.5x6.5mm, hole: 0.5mm, pin: 0.7mm; brass open jump rings: 4.5x0.7mm, inner diameter: 3.1mm; plastic ear nuts: 4x4mm, hole: 1mm.[Ideal for DIY]: Earring studs designed with butterfly, bee and flower patterns and vertical loop hole, can DIY earring studs with loop hole, change them into dangle charm earrings, tassel earrings, chain earrings, drop earrings or triple drop earrings.[Wide Application]: Earring studs can be used to make some handicrafts as presents to family members and friends on Valentine's day, Halloween, Christmas, New Year or birthdays. suitable for daily use, parties and activities, can also be used as a match for weddings, decorations, and artworks.