Neenah Astrobrights Heavy Duty Paper, 500 Sheets, Lift-Off Lemon, 24 lb, 11 X 17 Inches (21013) Astrobrights color paper the brightest and the best, Laser Inkjet copier guaranteed for hassle free performance 500 sheets of lift-off lemon paper, 24 lb. paper in 11 x 17 inch sheets Acid and lignin free for longer lasting documents