Feature:1. Not Waste Coffee Powder: The grinder blowing bean bin is a tool to up the ramaining powder in the coffee beans grinder, which will not waste coffee powder and improve grinding efficiency.2. and Hygienic: The organ blows the powder, so that there is no coffee powder left in the grinder, which is and hygienic.3. Widely Compatible: The model with a inner diameter of the bean bin interface of the coffee grinder between 52‑70mm can be used universally.4. Silicone Fuction: The food grade silicone can protect the Coffee Grinder and reduce friction at the junction. In addition, the diameter has been expanded to adapt to more grinder models.5. Stylish and Durable: The combination of food grade silicone organ and aluminum alloy base makes this grinder blowing bean bin stylish and durable.Specification:Item Type: Grinder Blowing Bean BinMaterial: Alloy + SiliconeProduct Color: As Pictures ShownProduct Weight: Approx. 407g / 14.4ozApplicable Models: Coffee Grinders with a 52-70mm / 2.0-2.8in inner diameter of the bean bin interface can be used universally Package List:1 x Grinder Blowing Bean Bin1 x Cover 1 x Rubber Ring