About This PREMIUM ALUMINUM ALLOY: Our 54mm coffee dosing cup is crafted from high-quality aluminum alloy, ensuring durability and a lightweight design. The polished inner wall prevents coffee powder from sticking, making it easy to clean with just water or a dishwasher. UNIVERSAL COMPATIBILITY: This dosing cup is designed to fit most 54mm portafilter handles, seamlessly connecting with your coffee machine. Its universal design ensures smooth powder transfer, enhancing your coffee-making experience. ANTI-FLY POWDER DESIGN: The meticulously polished inner wall and optimal shape prevent coffee powder from flying out during use. This feature ensures a mess- and efficient coffee dosing process every time. EASY TO USE AND CARRY: With its compact size (54x70x41mm) and lightweight construction (140g), this dosing cup is portable and convenient. Simply hang it on your coffee machine to receive powder, freeing your hands for other tasks. LARGE CAPACITY: Despite its small size, this dosing cup can hold a significant amount of coffee grounds, making it ideal for both home and professional use. The included cup ring adds extra convenience for handling and storage.