BioKat Marine is an All Natural Bio Stimulant for Marine Holding Tanks Lines Toilets that Eliminates Odors Corrosion Clogging helps reduce Pumping Frequencies Maintenance BioKat Marine stimulates the bacteria causing less odor clogs safer conditions for your family pets and theenvironment BioKat Marine has no dangerous chemicals or enzymes that is damaging to your system Features . All Natural. No Bacteria. No Enzymes. Chemically Free. Environmentally Friendly. 100 Safe Around Children Pets. Proudly Made In The USA Specifications . Dimension 5 H x 3 W x 8 L. Weight 2 lbs