The InstaView Desktop Reference System from Durable is economical, functional, and an ideal organizational tool for customer service, sales, and general office use. It is easily expandable by connecting additional systems with each other (connectors included) and features glare-free polypropylene sleeves with rugged black frames. Also available with frames in assorted colors - two each in red, black, yellow, blue, and green (DBL5612-00). Includes desk stand, 10 sleeves (20 viewing sides) and 5 snap-on tabs.