General Binding Corporation, GBC for short, is certainly the general standard of binding equipment and supplies! They have high quality products and tons of different options, ensuring you'll be happy with your customizations and preferences! GBC has plastic comb, spiral coils, twin loop wires, VeloBind, ProClick, and ZipBind spines and ThermaBind covers. They have lots of color, length, and thickness options within each category, too! They'll work with lots of different binding machines, so check out the huge selection of GBC supplies today!