T-Sac Tea Filters, Size 2 (2-4 Cups), 100-count box (4) 4-Pack: 4 boxes (100 filters per box, 400 filters total) For 2-4 cup teapots (holds up to 4 tsp of tea) Unbleached, disposable, biodegradable filters Natural filters made of wood cellulose and cellulose from Manila fibre