ComPlast bags are made primarily from cassava root, a natural organic starch. They are biodegradable under aerobic composting conditions, they do not produce any micro-plastic particles, and they do not leave any chemical trace elements behind following degradation in the soil, rivers, sea or air.ComPlast bags are an environmentally sustainable solution to the current petroleum based plastic bag problem the world is facing, which is that they produce micro-plastic that enters into the ecosystem. When ComPlast bags are combined with the use of reusable BYO shopping bags, you have a sustainable and convenient solution that will satisfy all of your Customers.