ITEM NAME:10pcs Magnetic Alloy Round Ball Magnet Clasp 10mm DIY Necklace Bracelet G9N8 10pcs Magnetic Alloy Round Ball Magnet Clasp 10mm DIY Necklace Bracelet G9N8 Manual sewing accessory Packaging fashionable accessory Customizing jewelry accessory Material: Alloy + Magnet Size: approx 10 mm.Material: Alloy + Magnet. Quantity: 10. Weight: about 37 g.