Key performance: No jam in 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 : Laser Printers, Ink-jet Printers, Fax Machines. 500 Sheets per Ream 5 Reams per Box 1560 Boxes per container(With Pallet) 1600 Boxes Per container( Without Pallet) 7800 Reams Total in one 20FCL( With Pallet) 8000 Reams Total in one 20FCL( Without Pallet) Delivery Time.