Tetra Weekend Goldfish Fish Food provides a reliable food supply for up to 5 days, depending on the size of your aquarium and the number of fish. These compact food sticks remain solid in the water, allowing fish to feed as needed while you are away. The sticks contain a high proportion of essential minerals and protein to ensure healthy nutrition for your fish. Provides a complete diet lasting up to 5 days, for keeping fish healthy while you are away.... TETRAFIN WEEKEND FOOD Provides a complete diet lasting up to 1 week, for keeping fish healthy while you are away.. 100% edible - no plaster or...