Non-slip diamond structure - Portafilter funnel features a diamond texture on the side edges for a comfortable grip and secure, non-slip handling. The funnel removes easily after dosing for quick reloading. Magnetic upgrade - Built-in magnetic system with up to 6 magnets holds the coffee dosing ring firmly in place. It stays secure on the portafilter, even when turned upside down, reducing the risk of slips or misplacement. Keep organized and avoid waste - Precisely directs coffee powder into the portafilter basket, minimizing spills and waste. Keeps your workspace clean and tidy. Multi-size compatibility - Available in 3 sizes to fit a range of portafilters. Compatible with all Delonghi and Donlim 51mm handles; all 54mm Breville 8 series handles; all 58mm Breville 9 series handles; and Bialetti, among others. Applications and use scenarios - Home espresso setup: streamline dosing, reduce mess, and keep your counter clean during daily coffee routines. - High-volume or busy service: quick, repeated dosing with reliable alignment, helping to maintain speed and accuracy during peak periods. - On the go or in small cafes: compact, spill-free dosing support when preparing multiple shots at events or temporary setups. Key attributes - Function: non-slip grip, secure magnetic hold, precise dosing into the basket - Compatibility: covers 51mm, 54mm, and 58mm portafilter standards; supports Delonghi, Donlim 51mm; Breville 8 series 54mm; Breville 9 series 58mm; Bialetti, and similar brands - Size: three sizes for versatile application - Material and performance: durable construction with a magnetic system and diamond-textured edge for reliable handling and long-lasting use This description preserves the original product features and compatibility while presenting clear, customer-focused benefits and practical usage scenarios.