Staples Sustainable Earth Sugarcane Based Multipurpose Copy Fax Inkjet Laser Printer Paper, Recycled Alternative, 8 1/2 x 11 inch Letter Size, 20 lb. Density, 92 Bright White, Acid Free, Ream, 500 Total Sheets (398457) One single ream (500 Sheets), 8.5 x 11" Letter size 20 lb Density 92 US brightness rating Made from 95% sugarcane fibers Acid free, archive safe - won't yellow or crumble over time