The magnetic coffee powder dosing ring improves the stability and effectively prevents powder flying and dustingIt is perfectly suitable for use in homes, offices, coffee shops, and can also be used as an exquisite gift for coffee loversThe coffee powder dosing ring can help you make more delicious coffee drinks in a more effective, accurate, clean and simple wayThe use of high quality aluminum alloy materials, safe, non toxic, durable, long lasting, wear resistant, easy to clean and useThe surface is smooth and mirror finish, corrosion resistant, anti oxidation, anti rust, simple and lightweight to use