Discover why our easy-turn aluminum notebook discs are, quite simply, the best. Here’s the big secret to Circa organizing versatility: Your notebook can grow and expand with your changing needs, simply by upgrading your discs. We offer an ever-changing variety of limited edition colors and finishes, which enhance the beauty of your notebook and help you express your individual style. As one customer puts it, “Like many of you, I am OBSESSED with disc-binding everything in my life! Levenger always has the right size disc for every project!”. Test the mettle of our Circa Aluminum Discs, and we think you'll agree. These lightweight polished aluminum disc binder rings let you turn pages at lightning speed. Set of 11 discs.