Itemcopy paperMaterial100 % virgin wood pulpSizeA4: 210*297mmBase Weight80gsm,75gsm,70gsmWhiteness102%-104%,natural whitePacking500 sheets per ream, 5 reams per carton(box)Load Qty(20ft)GSMA480gsm8000 reams75gsm8200 reams70gsm8400 reamsKey performanceNo jam in photocopy machineNo double feedStay flat after copyingLeave no dust in the copy-machineNice appearance-white and cleanNice touch-smooth and bulkyNo see through-print both sidesBeen developed for: Photocopy Machines, Laser Printers, Ink-jet Printers, Fax Machine