Cost-effective plated ear posts with flat surface for attaching beads, findings and more. The flat surface is perfect for creating vintage style earrings by gluing on flat back cabochons. Quantity: You get 100 posts (50 pairs). Earring backs not included. Measurements: 10mm Diameter flat surface with shallow glue well. Post is 11mm long and 20 gauge thick. Post includes groove to hold earring back securely in place. (Backs not included.) Quantity: 100 Posts (50 Pairs).