CrystalClear ClarityMax +, 2,5 Lb, Multi-Purpose Cleaning Action Cleans Ponds With Barley, Bacteria, Enzymes & A Powerful Secret Ingredient, Claritymax + Cleans, Polishes & Breaks Down Organic Materials, Removing Slimy Debris In & Around Ponds, Waterfalls, Streams, Plant Pots & Filtration Systems, Claritymax + Contains Activated Barley, Safe For Use Around Aquatic & Domestic Animals.