Overview Material : Paper Brand : ZIXIANGKEJI Number of Pieces : 1 Unit Count : 1.0 Count Manufacturer : ZIXIANGKEJI About this item Laying Flat Size: 9 ¾ inches diameter. Base width of 4 ¼ inches, and side walls of 2 ¾ inches. Made from high-quality paper that provides excellent filtration, effectively separating coffee grounds and sediment, resulting in a clear and pure brew. Our flat-bottom design with tall, fluted side walls ensure proper water flow to prevent back-ups and produce a more even flavor extraction from your grounds, resulting in a rich and full-bodied coffee. Designed to fit most 12-cup home and commercial coffee machines. For coffee shops, restaurants, bakeries, cafes or just about any commercial setting.