Compostable plastic bags are made from a resin derived from plants, vegetable oils and compostable polymers. By definition, it is a composite-product of materials and raw materials that can be reabsorbed by the environment. This has created several advantages over the old plastic bags by considering the impact these items have when dispersed into nature by humans.
The materials on the market can be grouped into a number of classes, characterised by their different prevailing components:
