The disc Coffee filter is a reusable filter designed to be used with the AeroPressÂ® Coffee Maker. This allows more oils and a fuller bodied cup of coffee when used with the AeroPressÂ®. Eliminates the need for paper filter s, which is especially convenient when travelling. STANDARD: Fuller body cup of coffee with a bit more fines. Thicker and should last many years of heavy use and is very hard to bend/damage.