Premium Material: The bottomless portafilter is made of high-quality plastic and aluminum alloy, offering excellent durability and heat conduction properties. Convenient and Practical: The bottomless design allows coffee to flow out more easily during extraction, enabling users to observe the coffee wetting process and better control brewing time and water flow, resulting in improved coffee taste. Accurate Extraction: The aluminum alloy bottomless portafilter fits most standard filter baskets in home espresso machines, ensuring even extraction with consistent pressure and uniform water distribution for a smoother, more balanced coffee flavor. Ergonomic Design: Designed for comfort and ease of use, the portafilter features an ergonomic handle that allows for precise control during extraction. Customizable Performance: The included filter basket design enables users to adjust extraction parameters according to personal preference, helping achieve optimal flavor and texture for drinks such as lattes and cappuccinos.