Coffee powder ring, Detachable and washable deep bowl design styles are optional. Give you a different experience , Magnetic adsorption does not fall off when inverted. Stable and not loose, flipping and not falling off, High-quality aluminum alloy is not easy to rust. Catch coffee powder more accurately, making the bar cleaner. Exquisite craftsmanship, one-piece molding and easy to clean, Enlarged powder receiving port for stronger powder receiving capacity. Perfect Compatibility with 58mm Portafilters: This funnel is meticulously designed to fit snugly into most 58mm coffee machine portafilter baskets, ensuring that every espresso-making session runs smoothly without any hassle of or slippage.