Domtar Earth Choice Office Paper, Copy Fax Laser & Inkjet Printer, 92 Bright White, ColorLok, Acid Free, Ream,8.5" L x 11" H, 20 lb, 500 Total Sheets One ream (500 sheets) & 20 lb. Provides a balance of performance and value, from copiers to laser printers, fax machines to inkjet printers Made with ColorLok technology for more vivid colors and bolder blacks Acid free and archive safe won't yellow or crumble over time FSC certified, rainforest alliance certified