Features: -Made of borosilicate glass, heat-resistant, BPA-free and durable. The filter paper is made of natural pulp, bleach-free and safe to use. -The 20oz/600ml capacity is perfect for 1-3 people. Airtight storage is easy with the included lid. -Equipped with 40 filter papers, the filter paper type is conical V02, which can be refilled after use, which is very convenient. -The filter can be applied to most containers, including the cups we commonly use, which is very convenient to use. -Suitable for medium ground coffee, the water temperature is 185℉-203℉, it is the perfect choice for hand-poured coffee lovers. .