✅Professional Design Adapter Hopper - Can be easily installed into the grinder, integrated with your Eureka Mignon grinder seamlessly, creates an air-tight seal while securing the hopper in place. Smooth PC surface, aren't like others 3D printed hoppers, no coffee grounds stuck in the hopper gap anymore. ✅Premium Quality - Aluminum lid, smooth and comfortable for hand press; Tough silicone bellow for thousands of pumps without breaking or cracking. Clear PC adpater for easy install into Eureka Mignon grinder, transparent hopper for easily check the coffee beans. ✅Removable Lid Design - For easily filling beans. The capacity of this single dose hopper is 80g/2.8oz coffee beans. ✅Barista Tools Application - This single dose hopper with bellow is built to blow out residual coffee grounds in grind chamber, for easily changing coffee beans, ensure new bean's taste. Please noted that for blow out residual grinds maximize, please adjust the grind setting to the COARSEST gear. ✅Single Dose Hopper Packing List - 1pc aluminum lid; 1pc silicone bellow; 1pc clear PC adapter hopper for Eureka Mignon grinder; 1pc replacement clear plastic lid and 1pc coffee bean scoop as GIFT. ✅Compatible with Coffee Grinder Model - Eureka Mignon XL/Filtro/Crono/ Design/Silenzio/Classico/Pertetto/Manuale/Brew Pro/Specialita/Rocket Espresso Faustino. › See more product details