Tetramin xl flakes with its extra large flakes is ideal for larger tropical fish and their larger mouths the flakes contain all the nutrients vitamins and trace elements that ornamental fish need for a balanced diet the use of the 40 different ingredients in this fish food afford a high degree of acceptance amongst all tropical fish it contains the patented bioactive formula for the long and healthy life of your fish tetramin xl flakes at a glance large flakes for all tropical fish with