Kolar Clear Complete !. About Kolar Labs Clear Complete is a simple, effective, and comprehensive solution to promote clean water and reduce algae in all aquatic environments. The easy to use, pre rinsed media packet drops into any filter or sump. Quickly removes undesirable colors, odors, tannins, medications, and other organic waste products PLUS reduces phosphates, nitrates, and silicates. Doses bioavailable carbon to promote beneficial bacteria. Safe for all freshwater and marine fish, invertebrates, and plants. Use Each sealed nylon mesh bag treats 100 gallons of water for 1 2 months. Use additional bags for larger tanks. Quickly rinse and drop into filter. No mixing, dosing, scooping, or filling required. Content Package includes one 10 oz sealed media bag.