Sheet size: 210mm x 297mm, international size a4 Quality: imported 100% virgin wood pulp Whiteness = 102-104% , natural white Key performance: No jam in photocopy machine No double feed Stay flat after copying Leave no dust in the copy-machine Nice appearance-white and clean Nice touch-smooth and bulky No see through-print both sides Been developed for : photocopy mac And in one 20fcl they will be packed. 500 sheets per ream 5 reams per box 1560 boxes per 20ft container(with pallet) 1600 boxes per 20ft container( without pallet) 7800 reams total in one 20fcl( with pallet) 8000 reams total in one 20fcl( without pallet)