Specifications: -Standard Basis Weight Range : 80gsm. -A4 Qty in 500 sheets/ream, 5 reams per box. -Basis Weight 80g/m2, (ISO 536) -Thickness 106um (ISO 534) -Whiteness 159CIE (ISO 11475) -Brightness 98% (ISO 2470) -Opacity 95% (ISO 2471) -Surface Roughness, Bendtsen 160ml/min -Grading: A -Sheet Size:210mm x 297mm, International Size A4 -Quality: Virgin Wood Pulp(High) -Colour: White