250 sets Grommets Eyelets 1/8" 3/16" 4/16" 3/10" 3/8" 1/2" 3mm 4mm 6mm 8mm 10mm 12mm for Clothes Self Backing Nickle Gold Black Material:metal Color:Gold Size:1/2"(12mm) Quantity: 250 Pcs Use for: Clothes, Leather, Canvas - Self-Backing