200Pcs Iron Ear Nuts, Friction Earring Backs for Stud Earrings, Rose GoldSize: Iron Ear Nuts: about 0.16 inch(4mm) wide, 0.24 inch(6mm) long, 0.12 inch(3mm) thick, hole: 0.02 inch(0.5mm), 200pcs; Transparent PP Bead Storage Containers: about 55x55x20mm, Inner Diameter: 51x51x16mm, 1pc.