The Trefoil Magic Clips 6mm Refill Packs feature high-quality, reusable steel document clamping bands. The durable spring steel construction safely clamps large paper stacks together. Specialized rounded metal profiles prevent tearing or folding delicate sheets. These non-destructive fasteners eliminate any need for punching holes. They track smoothly through automated office filing systems seamlessly. This loose supply line cleanly replaces messy standard metal staples.