1Microporous Filter: Microporous filter, nano mineral crystal, negative ion filter ball, fiber filter cotton, strong magnet, help to catch tar and stains, reduce harmful inhalation. 2Improve Taste: Cigarette filters reduce tar and smoke stains without taking away the original taste of cigarettes, reduce tooth and finger stains caused by smoking, and keep the mouth dry. 3Small and Convenient: Lightweight and portable filter tip smoking cigarette holder, each filter tip fits 35 regular cigarettes, no need for a suitcase or delicate cigarette changer, easy to use when traveling. 4Function: The tar cutting filter reduces cough and shortness of breath, relieves sore throat, and can clear the lungs, improve your health. 5120 PCS: There are a total of 120 filter cigarette holders, 12 boxes, 10 per box, which are safe and hygienic to store and easy to carry when going out.