Use this extension kit to expand the Tarifold Design Desk Stand (not included). Kit includes 10 polypropylene pockets & a base. Easily add to the modular reference display without tools. Two-sided, wire-reinforced pockets provide strong protection for your documents against dirt, spills & dust, even with intensive use. 10 pivoting pockets offer a 20-sheet capacity for 20 views. Letter-size pockets are designed for an optimum visibility & a strong protection of your documents against dirt, spills & dust, even in intensive use.