Each Pouch contains toner powder for a total of 2000 pages at 5% page coverage. Product is guaranteed to be same quality print from the first page to last , Highest page yield per gram in the industry, generating less waste toner Quality is our Priority! These are high quality products that produce DARK text!. It contains AHR (Anti Humidity Resin) Shelf Life is 36 month 100% Darkness Save Earth, Humanity and Money each time you refill and GO GREEN!!!