Incredible Color Enhancing Effect Carefully selected color enhancing ingredients and the scientifically blended nutrient mix help bring out the brilliant colors of your fish,rapidly! A Worm-Like Stick With A Purpose We developed a unique stick that readily moves with the current while slowly and randomly moving through the water column like live food would. A Completely Safe Live Food Alternative HIKARI TROPICAL VIBRA BITES was developed to have a shape and look of a live Blood Worm,something most tropical fish love.The uniquely balanced formulation offers nutrition live worms simply cannot,without the parasite or bacteria risks. Unique Ingredients Offer Outstanding Taste The inclusion of mealworms and other carefully selected and tasty ingredients,make this a delicious offering most tropical fish immendiately attack time after time.* *Results from extensive feeding trials at the HIKARI Aquatic Lab in Japan.