Durable springs keep each clip in place. Nickel-plated handles let you easily remove the clip from the papers. Made with a corrosion-resistant coating. Clip/Clamp Type: Binder Clips; Clip/Clamp Trade Size: Large; Clip/Clamp Material(s): Metal; Nickel-Plated Steel Wire; Clip/Clamp Color(s): Black/Nickel.