High quality materials: The tea strainer is made of food grade 304 stainless steel, eco-friendly and durable, high temperature resistant and rust-proof for Heilwiy long-term use. Extra fine mesh holes : The fine mesh technology laser cutter effectively prevents loose tea infusions from the infuser. Our extra fine mesh, which can easily trap finely cut loose tea leaves, allows you to brew all kinds of tea. Unique design: The stainless steel tea strainer has a long handle on one side, which is helpful for Heilwiy holding the tea strainer without burning your palm. The other side is a curved handle, which can easily and firmly hold the strainer tea or mug. Easy to clean: Just use your hands or your dishwasher to clean the tea cup filter after use and keep it dry. Wide Application: Perfect fit for most Heilwiy cups, mugs and small teapots suitable for most types of Heilwiy tea, such as white tea, green tea, Oolong tea, black tea, etc.