The 350 ml bowl is made of biodegradable and sustainable sugarcane fiber. This means using medium portions of rice, pasta, salads, etc.; it will look strong and nice on any food prearrangement. The 350 ml bowl is durable and safe for use in a microwave, which makes it probably the best replacement for plastics or even foam commercial vessels among many. Good for businesses that thrive around the Ecocane green packaging ideology.