Sheet Size:210mm x 297mm, International Size A4 Quality: 100% Virgin Wood Pulp Whiteness = 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: 170-172 Cobb Test: 27-33 g/m2 27-33 Grade paper : High grade . Perfect for high-quality printing and copying Super high whiteness produces outstanding clarity and contrast for all graphics and text User-friendly box design with built-in handle for easy carrying, tear slot perforation for easy access to the reams and label for filing.