remium quality office paper for all office printing and copying machines.It is a flexible paper capable of switching from one machine to another with great print results,it has super hight whiteness and thickness which produces world-class documents with sharp and clear prints. Backed by ISO9706 for paper permanence, printouts are guaranteed to last for 200 years, making it just the right paper for important documents. Excellent opacity makes it ideal for 2-sides printing.