GP Spectrum Premium All-In-One Printing Paper, 8.5 x 11 Inches Letter Size, 96 Extra Bright White, 24 Lb, 10 Reams/Carton (5000 Sheets) (998909C) 96 extra bright white, 24 lb heavyweight paper 8.5 x 11 Inches letter size paper, Carton of 10 reams of 500 sheets each / 5000 total sheets Manufactured with ColorLok Technology Acid free for archivability Sustainable Forestry Initiative Certified - Fiber Sourcing Standard