【Safe and Non-Toxic】The stainless steel measuring cup is made of high-quality stainless steel, and the surface polishing process is corrosion-resistant. Non-toxic and harmless, can be directly in contact with food, durable. The stainless steel coffee dosing cup is convenient for maintaining the grinding performance of the grinder's coffee. 【Espresso Accessory】The rapid transfer of ground coffee between the grinder and the portafilter allows for an accurate and reproducible dose by weighing. 【Easy to Use】Easily obtain the grinding power of ground coffee with this dosing ring. Small and exquisite coffee dosing cup, suitable for espresso machines, making coffee easier. 【Easy to Clean】The stainless steel measuring cup makes cleaning easier. All you need to do is rinse with water or put in the dishwasher to clean. 【Scope of application】The stainless steel measuring cup is small and exquisite, suitable for espresso machines, making it easy for a barista to use the stainless steel measuring cup in daily household or catering. Note: The data are all measured manually, please allow 1-3cm error, due to differences in light and display, there may be some color differences, please refer to the actual item received.