A4 printing paper1.Size:A4,,A3,8.5x11 8.5*142.Baseweight:80G, 75G,,70G3.Brightness: 104-108%4.Material:100% Wood Pulp 70gsm,75gsm,80gsm A4 Copy Paper High Brightness Item copy paperMaterial 100 % virgin wood pulpSize A4: 210mm*297mmBase Weight 80gsm,75gsm,70gsmWhiteness 103%,110%,natural whitePacking 500 sheets per ream, 5 reams per carton(box)Load Qty(20ft) GSM A480gsm 7800 reams75gsm 8300 reams70gsm 8700 ream