Specially designed for growth and long term health of Crested Geckos and other gecko species, Exo Terra Crested Gecko Food Cups contains all essential vitamins, amino acids and trace elements necessary to keep your pet reptile happy and healthy. Each single serve cup provides the optimal amount of food for your geckos, which prevents desiccation and spoiling, and prohibits Crested Geckos from tracking excess food throughout the terrarium.