Paper Size: 8.5″ x 11″ letter size paper, ideal for standard printing needs. Archival Quality: Prevents yellowing over time, ensuring long-lasting appearance for important documents. Eco-Friendly: Forest Stewardship Council (FSC) certified, promoting responsible forest management. Ample Supply: Contains 500 sheets per ream, sufficient for extensive printing tasks. Premium Performance: 20 lb. weight, super smooth, and multipurpose for everyday use at home, school, or office. Enhanced Brightness: Ultra white shade with 92 brightness and 155 whiteness for vibrant colors and bold blacks. Color Lok Technology: Provides brighter colors and bolder blacks, perfect for reports and school work.