NIP HP Invent HP 56 C6656A Black Ink Cartridge Single UnitSingle unit. Sealed package but does not come with original box.Terms of Sale:All of my merchandise is authentic, I do not sell fakes.Buyer must pay for item within 2 days or contract is void.I only accept Paypal and ship to the address Paypal has on file-no exceptions!Note to International Buyers: Please click on shipping tab for rates & shipping options. I do not mark gift on any customs forms. I can not control how long it takes for your item to clear customs.Terms of Returns:Buyer may return item for any reason; return process must be initiated within 30 days of buyer receiving item.Buyer is responsible for return shipping.Item must be returned in its *original sold state.*Due to the nature of my business, I charge a 20% restocking fee on returned items.