[Keep the Flavor]The edge of the ear hanging coffee bag is sealed with ultrasonic high-frequency, which is tightly sealed and not easy to break. No glue or chemicals are used when bonding, the texture is clear, and it is to hot water brewing.There is no leakage of powder and fine residue during brewing,so the taste of the coffee is not affected and the flavor is retained. [Wide Range of Applications]This portable coffee filter bag has good stretch ability and extension, so that the hand-brewed coffee filter bag can be stretched and folded at to adapt to different cup types, such as coffee cups, mugs,sharing cups, glasses, etc. Suitable for cup diameter: 6CM~10CM. It is very suitable for brewing a cup of coffee for yourself and your family when traveling, camping, , and in the office. [Ear Hook Design]The hanging ear coffee filter is designed for those who pursue the best coffee taste and hook design increases the convenience of use.You can adjust the coffee concentration by controlling the water line height and adjusting the pouring speed.Each hand-drip coffee filter bag can hold 10~20g of coffee powder and uses a fine and uniform filter to full extraction and a and delicate taste.Without complicated utensils, which is very suitable for one person. [Anytime and Anywhere]Anytime, anywhere: If you have a sealing machine, you can put the coffee powder into the drip bag and before traveling, making your travel easier. As long as you have a hanging ear filter bag + your favorite coffee powder variety, you can drink your favorite coffee anytime, anywhere, whether in the suburbs, traveling, in the office, or camping. Colour:White Material:Non-woven fabrics Package Contents: 50 x Coffee Filter Paper Bag 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.