Tetra Pleco MultiWafers Complete diet for Plecostomus catfish and other herbivorous bottom feeders - Unique two-colour technology provides two different formulas in one wafer - Concentrated plant ingredients including Spirulina to meet the nutritional needs of algae-eating catfish - Balanced diet with extra fibre formulated for easy digestion - Large wafers sink quickly and remain stable in the water allowing catfish to graze naturally - Low waste for less water pollution