ConvaTec 421821 Esteem®+ One-Piece Closed-End Pouch with Modified Stomahesive® Cut-to-fit Skin Barrier, Window and Filter. No Tape Collar. Opaque with 2-sided comfort panel. Size: Opens to 20-70 mm (3/4" - 2-3/4"). Pouch Length: 20.3 cm (8"). Contains 30 Filter covers per box. Box of 30