Laser Tek Services &reg; High Yield Black Toner Refill Kit Compatible with Brother TN-530 TN-540 TN-560 TN-570 Kit comes with 1 Bottle, Easy Instructions, Funnel Cap, Latex Gloves if needed; Toner Wipes- These cloths are chemically treated to attract toner dust Each Bottle is good for at least the same page yield as a new cartridge, usually a bit more. Product is guaranteed to be same quality print, Bottle size may vary BUT gram load is always the same. Product Comes with a 1 year 100% Satisfaction Guarantee! Laser Tek Servicesoffers free technical support for any questions you may have. Save big each time you refill and GO GREEN!!!