Hammermill Premium Multipurpose Laser Inkjet Printer Fax Copy Paper, 8 1/2 Inch x 11 Letter Size, 20 lb., 500 Total Sheets One ream (500 sheets), 8.5" x 11" Letter size, 20 lb. ColorLok technology for brighter colors, fewer smears and crisper text 99.9% jam-free performance for worry-free results 97 brightness and a blue-white shade for sharp, clear images Acid-free paper won't yellow or fade over time. Meets the global standards of the FSC (Forest Stewardship Council)