SEED SUN OIL AeroPress . The filter is a small, circular paper or metal disc that sits at the bottom of the AeroPress chamber. It plays a crucial role in the brewing process by allowing water to pass through while trapping coffee grounds, ensuring a clean and grit-free cup of coffee. Product Details Patented 3-in-1 Brew Technology: Combines the best of several brewing methods into... https://seedsunsoil.com/products/original-aeropress