Neenah Paper ENVIRONMENT Stationery Paper, 95 Bright, 24 lb Bond Weight, 8.5 x 11, White, 500/Ream 95 Brightness - 92% Opacity - Letter - 8 1/2" x 11" - 24 lb Basis Weight - Smooth - 500 / Ream - FSC, PCF, Green Seal, Green-e, Sustainable Forestry Initiative (SFI) - Acid-free, Archival-safe, Chlorine-free, Watermarked - Bright White A cleaner, professional-quality paper for the environmentally conscious office. Premium acid-free, watermarked paper. Guaranteed for use in laser and inkjet printers and high-speed copiers.