Storage drawers provide premier space-saving stackability and accessibility for frequent file reference. Steel framework interlocks vertically and horizontally to withstand the heaviest day-to-day usage. Drawers stack 10 units high to maximize floor space. Reinforced front and back drawer panels hold up to frequent file retrieval. Drawers snap together. Supportive steel frame ensures full drawers open and close smoothly. A factory-installed, high-impact drawer handle offers an index card holder. Drawers include index cards. Storage drawers are made of 65 percent recycled material.