A4 copy paper (210mm*297mm) 80GSM, 75GSM, 70GSM Brightness is 94-96%, 98-100%, 102-104%, 108% 1800-2000mt Per Month A4 copy paper ItemCopy PaperMaterial100% ... Wood PulpSizeA4, A3, Letter size(8.5x11), Legal size(8.5x14)COPY PAPERBase Weight80gsm, 75gsm ... Photocopy Mahines,Laser Printers, Lnk-jet Printers FAX Machines A4 copy paper 70-80gsm