Hikari Seaweed Extreme Is A Rapidly Softening, Sinking Wafer That Herbivores Love (The World'S First Nori Wafer!). This Unique Formulation Contains More Than 67% Seaweed, And Offers Heightened Natural Lipids And Proteins. This Highly Flavorful And Nutrition-Packed Formula Features Desirable Growth And Color Enhancing Properties To Maximize The Potential Of Your Fintastic Fish. Gone Are The Days Of Hanging Nori Algae Sheets In Your Aquarium! Seaweed Extreme Is A Daily Diet Ideal For Marine Herbivores. Both A Proprietary Production Process And Oxygen Barrier Packaging Help Reduce The Chances Of Oxidation. Hikari Seaweed Extra 3.16Oz Hikari Seaweed Extreme Pellets Made With Highly Effective Ingredients It Is Ideal For Damsels, Clownfish And Butterflies Hikari Seaweed Extreme 3.16Oz It Is Ideal For Damsels, Clownfish And Butterflies