Keep your vapor clean and smooth with a replacement silicon filter for your Aegis mouthpiece. This unique mouthpiece filter is made from durable, high-grade silicon for maximum filtration. The filter is easy to remove, making cleaning and maintenance a breeze. To keep your mouthpiece well-maintained, we recommend removing the filter and washing with soap, before letting it dry overnight. Keeping your silicon filter clean will ensure smooth and flavorful vapor for many uses to come.