1.Used for packing tea,coffee,etc 2.Perfect air permeability 3. PLA ... color4, Material: polylactide5, Non toxic, tasteless, good ventilation 6, Used for packing tea as tea bag, sanitarian tea, Chinese herbal medicine ... 160 oC3. Detailed pictures of PLA teabag filter paper:4. Stock & machine for PLA teabag filter paper:-5. Contact us: PLA teabag ...