PORTABLE & HYGIENICUse safe filter paper material, you can taste healthy tea fragrance and environmental-friendly, let you feel more convenient outdoors, too. The diameter of round tea bags is 2.9 in and depth is 2.5 in DRAWSTRING DESIGNDrawstring design, convenient and practical; heat-sealed filter paper tea bag, low price, suitable for DIY disposable tea bag, make some broken tea foam into tea bag, safe and convenient LOOSE TEA SEPARATIONThe tea bag plays a role of filtration, which can control the brewing time, while avoiding the tea foam into the mouth, and it is also convenient to rinse the cup, which is more than enough to add taste to your life MULTIPLE USAGESuitable for tea, coffee, DIY production of herbal tea, also ideal to be used as foot bath bags, used as a material package, soup ingredients container, etc ULTRA HIGH TEMPERATURE RESISTANCELight and high temperature resistance, no boiling damage after boiling water for 24 hours, strong permeability, can be used without worry