This X-9 multiuse copy paper is great for everyday printing. The acid-free design helps ensure your projects look great over time. 20-lb paper is ideal for everyday use. 500 sheets per ream to provide ample paper for office printing tasks. 92-bright surface makes text and images stand out. Acid-free paper resists fading and yellowing. 3-hole punched for compatibility with most standard binders. SFI Certified. X-9 letter paper features a 20-lb weight. This bright white letter paper comes in a case of 10 reams.