Office Depot ImagePrint Multiuse Paper by Domtar, 8 1/2in. x 11in, 20 Lb, FSC Certified, White, 500 Sheets, 1821RM One single ream (500 Sheets), 8.5" x 11" Letter Size Designed for use in all-speed copiers, laser and inkjet printers High 98 brightness provides contrast in color and black-and-white printing ColorLok technology for brighter colors, fewer smears and crisper text. Acid-free paper won't yellow or fade over time Meets the global standards of the FSC (Forest Stewardship Council). Forest Stewardship Council US-0081. FSC Certification ensures responsible use of forest resources and provides assurance that the fiber in this paper comes from forests that are well-managed to protect biodiversity and the livelihoods of the people that depend on those forests