Welcome to our store! HIGH QUALITY: This reusable coffee filter is made of food-grade 304 stainless steel. The ultra-fine single-layer mesh filters out coffee grounds while allowing all the nutrients and flavorful oils to pass through, so you can easily brew a perfect cup of coffee at home. EASY TO USE: Simply preheat the coffee filter with hot water and rinse well, add coffee grounds, slowly pour hot water in a spiral circle, wait until the coffee filter has dripped out, remove the coffee filter when finished, then you're ready to enjoy your beverage. WIDE CUP BASE: Wide metal base fits most mugs, carafes, and glass pots. The bottom base is detachable, and the upper cone filter can be used on the coffee maker alone. PORTABLE: Compact and lightweight, the coffee filter works great at home or in the office, while traveling or camping. EASY TO CLEAN: You can easily clean the coffee filter, just rinse and dry, and a small brush is included in the package as a gift for easy cleaning. Satisfaction Guaranteed: Our customers are our top priority. If you encounter any problems with the product after receiving it, such as damage, incorrect quantity of goods, please contact the seller immediately, we will do our best to provide you with satisfactory customer service.