Plastic Comb Binding - the original, cheapest, and still the most popular. Advantages include ability to add or remove pages easily, and the whole document lies flat and will fold back on itself. Thickness upto 50mm.

Wire Binding - popular for it's permanent and professional appearance. These documents can only be modified by removing the whole bind and re-making. This document type will also lie flat and will fold back on itself. Thickness upto 14mm

Thermal Bind -with steel spine and acetate covers. - These documents have an extremely smart and professional appearance. They are permanent. They will not lie flat or fold back, - but look very tidy on a shelf. Thickness upto 24mm

Hard-Backed Book Bind - The ultimate in presentation - great for theses, annual reports, business plans etc. This permanent bind makes your work look awesome. While they do not lie flat nor can be folded back on themselves, - they look great anywhere. The black leather effect cover and spine can easily be lettered using 'letraset'type transferes. Thickness to 38mm.