Hammermill Fore Multi-Purpose - 96 Brightness - 90% Opacity - 11" (279.40 mm) x 17" (431.80 mm) - 20 lb (9071.85 g) Basis Weight - 75 g/m² Grammage - Smooth - Sustainable Forestry Initiative (SFI) - Double-sided, Jam-free, Fast-drying, Acid-free, Archival-safe - White - 2500 Sheets - 500 Sheets