Cool Which Tea Bags Contain Plastic References. Here's why there is plastic in tea bags + brands that do and don't contain. Many tea bags use plastic to seal them, which can leach chemicals and end up in the compost.
Many tea bags use plastic to seal them, which can leach chemicals and end up in the compost. Conventional tea bags can contain up to 25% plastic. Find out which brands use 100% natural and compostable materials for their tea bags.
