... *17'' 3)B.W.:80gsm,75gsm,70gsm 4)Whiteness: 98-100%,102-104%,110% Itemcopy paperMaterial100% wood pulpSizeA4, A3, Letter size ... ),Legal size(8.5x14)Base Weight80gsm, 75gsm, 70gsmWhiteness94-96%, 98-100%, 102-104%Packing500 sheets per ream, 5 reams per carton ... bulkyNo see through-print both sidesBeen developed for: Photocopy Machines, Laser Printers, Ink-jet Printers, Fax Machines