A4 photocopy paper 1.Size:A4,A3,8.5"x11" 2.Base Weight:80gsm,75gsm, ... /carton2.Brightness: 98-100%GSM:70G/75G/80GSize:A4(210x297mm), Letter Size(8.5x11 or 216x279mm), and also supply big rolls paper ... paper(bamboo pulp or sugarcane pulp etc.)SizeA4, A3, Letter size(8.5x11),Legal size(8.5x14)Base Weight80gsm, 75gsm, 70gsmWhiteness94-96%, 98 ...