Sold as one unit. (1 unit = Pk/100 x 12.) Use with 8 to 10 cup coffee makers. White. 100% biodegradable. 2-3/4"H x 3" at base. Taller than other filters to prevent coffee overflow. Designed for BUNN brewers. Also fits most flat-bottom coffee funnels. Box of 100 . Manufacturer number: BCF/100-B. SKU #: 67740. Country of origin: China. Distributed by Bunn- O Matic Corporation.