The stainless steel strainer helps to finely sift the matcha, which removes clumps and makes it easier to whisk. The strainer is durable and easy to clean, ensuring a long service life. It is dishwasher-safe.
There is a widespread myth that metals can destroy the benefits of matcha. While metals such as aluminum or iron can indeed degrade matcha (or any food), stainless steel is safe. Moreover, it is commonly used in the production of matcha.