Staples 30% Recycled Copy Fax Laser Inkjet Printer Paper, 92 Bright White, Acid Free, Ream, 8.5" W x 11" L, 20 lb, 500 Total Sheets One single ream, 500 sheets & 8.5 x 11" letter size Paper is specifically designed to glide through your copier, perfect for everyday use Recommended for black and white copiers Acid free, archive safe-won't yellow or crumble over time