Benefits of Eco Green Living Food & Freezer Bags 1 Our bags are fully biodegradable and certified compostable, meaning they will leave no trace on our planet and no nasty microplastics. 2 Use them to cut up leftover fruit and veg before it goes out of date- save the planet by cutting down on food waste and save some pennies too! 3 Our bags can be used for sandwiches too!