Size: A4 (210mm x 297mm), Legal (Legal 216mm356mm), Letter (216mm 279mm) brightness : 100% whiteness : CIE 167 Thickness : 110 um Opacity : 95% Roughness : 140 ml/ min Sheets/ Ream : 500 sheets Reams/ Box : 5 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 BEST FOR USE WITH YOUR Photocopier Laser Printer Fax Machine Ink-jet Copier 2 side copying FOB Price : 70Gsm : USD 0.60 / Ream 75Gsm : USD 0.63 / Ream 80Gsm : USD 0.65 / Ream