1 Box 40Pcs Rectangle Stud Earring Findings 18K Gold & Platinum Plated Geometry Posts Stud Earring with 100Pcs Jump Rings and 50Pcs Ear Nuts for Jewelry Earring Making Supplies [18K Gold & Platinum Plated Earrings]: Gold cube studs earrings findings and gold jump rings are made of 18k gold plated brass, the golden yellow sparkles, silver post stud earrings made of platinum plated brass, silver jump ring made of stainless steel, which makes it more textured, not easy to rust or fade, won't bring burden or cause discomfort to your skin, safe and comfortable to use. [40Pcs Studs and 100Pcs Jump Rings and 50Pcs Earring Nuts In A Box]: 40Pcs geometry stud earring findings in 2 colors, 20pcs for each color; 100Pcs open jump rings in 2 colors, 50pcs for each color; 50Pcs ear nuts, all packaged in a small box: 68x52x11mm, can protect charms from dirty. [Cube Stud Findings]: The cube earring stud with a hole can make some special design, such as add a chain or a pendant, making your earring more unique. The hollowed-out design makes the earrings lightweight and will not make your ears tired. [Size]: Rectangle studs earrings findings: about 12.5x1.5mm, hole: 0.8mm, pin: 0.7mm; Open jump rings: 6x0.7mm, 21 Gauge, inner diameter: 4.6mm; Ear nuts: about 4x4mm, hole: 1mm. [Best Gifts]: You can use rectangle post stud earrings to make some delicate earrings as presents to your family members and friends on Valentine's day, Halloween, Christmas, New Year or birthdays.