1Premium Material: The coffee bottomless portafilter is constructed from high-quality plastic and aluminum alloy, offering exceptional durability and heat conduction properties. 2Convenient and Practical: This coffee portafilter features a bottomless design, enabling smoother coffee flow during extraction, while allowing observation of the coffee wetting conditions, assisting baristas in better controlling steeping time and water flow for an improved coffee flavor. 3Accurate Extraction: The aluminum alloy coffee bottomless portafilter is compatible with the filter baskets of most home coffee machines, ensuring even coffee extraction by providing consistent pressure and uniform water flow, resulting in a richer and more balanced coffee taste. 4Ergonomic Design: The coffee machine portafilter is designed for comfort and ease of use. Its ergonomic shape allows the user to effortlessly manipulate the handle for precise coffee extraction. 5Customizable Design: The included filter design enables users to achieve various extraction effects tailored to their preferences. Whether you enjoy a creamy latte or a velvety cappuccino, this portafilter helps you reach the ideal flavor and texture.