Navigator Eco-Logical Paper, 97 Brightness, 18 Lbs, 8-1/2 x 11 Inches, Bright White, 5000 per Carton (NEL1118) Unique printing solution for daily high-volume print and copy applications. Paper , uses less wood and generates less waste than standard 20 lb. paper. Cost-efficient, environmentally-sensible solution for everyday office usage.