- These waste bags contain zero plastic, so while it feels and looks like plastic it is made from compostable vegetable extracts. - These bags are thick, strong and waterproof but can biodegrade entirely. - they are home-compostable and, If a bag is inadvertently left in the open environment, it will soon degrade and not pose a risk to wildlife or waterways. - We are committed to reducing our packaging and using recycled and recyclable packaging. This item is supplied with packaging that is widely recycled.