Don't you hate how filters don't filter all the fine sediment that you find at the bottom of your coffee cup? When it comes to your Chemex coffee maker, they guarantee a 20-30% heavier filter than what you'd find elsewhere. These filters will not only trap the unwanted sediment and oils from getting into your cup o' joe, but it allows the proper infusion time by regulating the rate at which your coffee is brewed. The cone shape, guarantees consistent extraction and the paper material will not burst under the weight of your pour or disposal of your grounds. Pack of 100.