DescriptionThe filter cotton is used in the nasal suction device to filter nasal mucus and impurities, etc. It is easy to operate. Can be used with a variety of nasal suction devices. Made of good quality material, they are practical and safe for human. 100PCS filters can meet your daily need.Feature- Color: As shown. - Material: Filter cotton. - Size: 2.00X0.60X0.60cm/ 0.79X0.24X0.24in . - The filter cotton is used in the nasal suction device to filter nasal mucus and impurities, etc. - It is easy to operate. - Can be used with a variety of nasal suction devices. - Made of good quality material, they are practical and safe for human. - 100PCS filters can meet your daily need. Warm Tip: Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you!