T-Sac 1604 Tea Filters, Size 4 (6-12 Cups), 100-count Box (4) 4-Pack: 4 boxes (100 filters per box, 400 filters total) For 6-12 cup teapots, (holds up to 12 tsp of tea) Unbleached, disposable, biodegradable filters Natural filters made of wood cellulose and cellulose from Manila fibre