NATURAL AND SR: Our tea filter bags are made from natural, unbleached, non-toxic wood pulp filter paper treated with UV sterilization and infrared drying. They are fully biodegradable and environmentally friendly.HIGH QUALITY AND LOW PRICE: The package includes 300 PCS The filter paper has strong penetration and high temperature resistance, allowing tea.EASY TO USE: Easy to fill and the drawstring prevents any loose leaf from escaping. You can enjoy loose tea anywhere and anytime, no mess, no fuss.TEA SPARATION: The tea bag plays a role of filtration, which allows to control the infusion time, while avoiding the foam of tea in the mouth. Suitable for DIY disposable tea bag, fill broken tea foam into tea bag, safe and convenient.WIDELY USAGE: Not only created for tea, but also perfect for coffee, herbs, scent tea, foot bath, soup, bamboo charcoal bag, herbal medicine pack. Besides, these tea filter bags are packed in a sealed kraft paper bag, it is also a great gift for those who love tea or coffee.