All the cartridges on this page are guaranteed to work with your Brother QL-720NW Ink printer. Compatible QL-720NW cartridges are ideal replacements for original Brother QL-720NW Ink Cartridges as they are cheaper and come with a 100% satisfaction guarantee. OEM Inkjet cartridges are also available for your Brother QL-720NW. Choose from colour and black Brother QL-720NW cartridges.