6 INCH BY 6 INCH BY 1.5 INCH WEIGHING 1.02 LB. NATURAL BURLAP CASING PILLOW FILLED WITH A SAFE PROPRIETARY BLEND OF NATURALLY OCCURRING MICROBES AND NUTRIENTS IN A BALANCED RATIO TO PROMOTE OPTIMUM DEGRADATION OF PETROLEUM AND PETROLEUM DERIVATIVES TO BE PLACED IN PONDS OR LAGOONS.