Presentation and filing is `easy peasy with the strength and clever design of the Hanging Clamp. Bright extruded aluminum clamps with black nylon wing knobs provide balanced gripping tension and a smart look for presentation. "Eye-ease" clear plastic label holders make labeling your work a cinch. Each Hanger Clamp can hold 100 sheets or 20 lbs of your work and has a limited lifetime warranty. Give your work edge by using a Hanging Clamp instead.