Weight by square meter: 80gsm Quality:100% Natural Wood Pulp Brightness = 102-104%,Natural White Capability: High Speed Copying100ppm, Laser Capable, Inkjet Capable, Fax Capable. Thickness: 103-110 um Surface roughness TS ml/min: 75-175 Surface roughness BS ml/min: 100-200 Bending stiffness MD: >110 MN Bending stiffness CD: >50 MN CIE whiteness: 148-152 or 152-165 Cobb Test: 27-33 g/m2 27-33 Two-sided usage gives the paper sheet high opacity. Smooth paper surface makes sharp printing and copying. Moist protected wrapper Size: International standard A4: 210 x 297mm 8.5 x 11-inch (216 x 279mm) Key Performance: No jam in photocopy machine No double feed Stay flat after copying Leave no dust in the copy-machine Nice appearance-white and clean Nice touch-smooth and bulky No see through-print both sides Been developed for: Photocopy Machines, Laser Printers, Ink-jet Printers, Fax Machines Features and Benefits: Perfect for high-quality printing and copying Super high whiteness produces outstanding clarity and contrast for all graphics and text Precision-cut edges for trouble-free performance User-friendly box design with built-in handle for easy carrying, tear slot perforation for easy access to the reams and label for filing Outstanding Packaging Standout/premium. Special protective/moisture - proof wrapper. Economic box PACKING DETAILS 500 SHEETS PER REAM. 5 REAMS PER BOX.