The present invention provides a processed biodegradable article having excellent water resistance and rigidity, which can be used as a food container, and a biodegradable composition required to produce the processed biodegradable article comprising 15-75% by mass starch, 5-50% by mass protein, 3-50% by mass cellulose fiber, 0. The LED strip light connector system generally includes a connector adapted to receive an end of a light strip, and a support member extending outwardly from the connector to support the light strip near the connector. Each ink passage is in fluid communication with an ink supply at the rear surface of the wafer substrate.