Copy paper offers a high brightness and acid-free construction for archival quality. The virgin pulp used is elemental chlorine-free (ECF). Copy paper features 20 lb. basis weight with 30 percent post-consumer recycled content. Paper comes in a reclosable box and is ream-wrapped. The small box is perfect for spaces ranging from small office cubicles to large copy centers and weighs only 25 lb. This environmentally responsible packaging is made from recycled materials and contains no staples, tape or glue.