Perfect for tea and coffee that require exact brewing. Fits iced tea brewers and 1.5 gallon urns. Fit most commercial BUNN® coffee brewers. For Use With: BUNN® Tea Brewers, Single & Dual Coffee Brewers, 1.5 gal Urns, ITCB, System II; Material(s): Paper; Shape: Flat Bottom; Quantity: 3,000/Pack.