Natural and safe: 3600pcs Natural wood pulp filter paper, unbleached,non , processed by UV and infrared drying. They are fully biodegradable and environmental friendly keeping a . design: Easy to fill, there is a drawstring to prevent any loose leaf from escaping,no fuss, no mess. Enjoy loose tea anywhere and anytime, make loose tea fast and easy with virtually no clean up. High quality: The filter paper features strong penetration and high temperature , let the tea seep through easily and quickly to strong tea, while it can be put boiled water without damage or release harmful materials. sizes : 7 x 5 cm/ 2.75 x 1.97 inches, fit containers with different . Widely used: Apart from tea, it can also be used for coffee, herbs, scented tea, foot bath, soup, bamboo charcoal bag etc. Just relax and enjoy your . Meanwhile it is regarded as a idea for those who loves tea or coffee. Material:filter paper colour:Brown Package Contents: 3600 x Filter Paper Tea Bags Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.