Aro Metal File Fasteners 50 Pieces. Made from high-quality metal, these file fasteners are strong and durable, providing secure document binding. They are easy to install, compatible with file folders, and help keep documents neatly organized. - Name: ARO Silver Metal Fasteners 50 pcs - Brand: ARO - Unit Amount: 50 unit(s) How to Preserve: Store in a cool, dry place away from direct sunlight.