Reusable cigarette filters add to your smoking experience without changing the taste of your cigarettes and significantly reduce the damage caused by tar, nicotine and chemicals in cigarette filters. Makes a great gift for yourself or a loved one who smokes. 8mm cigarette filters are made from raw materials that are sensitive to human health and the environment. Reusable (up to 4-6 cigarettes per filter cigarette) Plastic cigarette filters are compatible with ready-to-use (branded) or homemade cigarettes of standard size/8 mm - IMPORTANT : NOT FOR Slim, Slim or Ultra Slim cigarettes! Thanks to the 7 micro-hole plastic cigarette filter, it works easily and efficiently. Every time you look at your cigarette filter after smoking, you feel the bliss of reducing the harmful substances you inhale. The mouthpiece helps minimize uncomfortable odors and colors on your fingers . It reduces the negative effects of smoking, such as yellowing of the teeth and a burning sensation in the throat. Please keep it away from children!