20lb. Multi-purpose paper is perfect for use with copiers, fax machines, laser printers, and inkjet printers. Curl control provides jam-free performance and less down time. It is guaranteed for high-speed performance and is acid-free for increased longevity. The paper is fsc fibre sourcing certified and made with elemental chlorine-free fibre content. 92 brightness is perfect for everyday printing needs. Paper features size: 8. 5” x 11” brightness: 92 type: multipurpose compatible with: printers, fax machine, copier sheets: 500 weight: 20lb