Impress with the brightest and the best Designer colors help you create notices, flyers, announcements and bulletins that grab people's attention. Specialized engineering ensures trouble-free performance in all laser and inkjet devices. Acid-free stock provides excellent fade resistance. This product was made from wood that came from a certified managed forest. Size: 8 1/2 x 11 Paper Colors: Lunar Blue Paper Weight: 24 lb Sheets Per Unit: 500.