PACKING - This product includes 1 silicone bellow single dose hopper with a lid, specifically designed to fit the Eureka Mignon coffee grinder. SIZE - The hopper bellow features a diameter of 7.9 cm (3.1 inches) at the opening, a height of 4.2 inches, and a base diameter of 4.2 cm (1.65 inches). COMPATIBILITY - This silicone bellow is compatible with several coffee grinder models, including the Eureka Mignon, Nuova Simonelli DUO, and Rocket Espresso Faustino grinders. USAGE INSTRUCTIONS - For optimal cleaning of coffee grounds, turn on your coffee grinder and set the grind setting to the coarsest option. Then, press the silicone bellow up and down to effectively blow out residual coffee grounds. The durable silicone bellow, paired with an aluminum lid, is designed for thousands of uses, ensuring long-lasting performance. APPLICATION - This bellow hopper is perfect for cleaning and collecting excess coffee grounds. Simply plug it into your coffee grinder and press the bellow to eliminate stale grounds stuck in the grind chamber. Easily switch between different coffee beans without the hassle of flushing out previous grounds. Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!