Nutritionally fortified complete pelleted diet for mice rats hamsters and gerbils. Vita Prima Critter Cubes are an easy-to-serve food enriched with vitamins and minerals. The pellet formula is ideal for preventing selective eating and food waste common to pets that hoard food around their habitats with a crunchy texture that helps provide healthy wear on always-growing teeth. Critter Cubes also make a great supplemental treat for other larger small pets!.