Hollister CenterPointLock - 16" 2-Piece Drainable Ostomy Pouch (High Output) prevents accidental separation between the pouch and the skin barrier because of Hollister's innovative CenterPointLock design. The long drain directs effluent into the toilet with less mess. This transparent drainable pouch also offers an odor-barrier, rustle-free film which minimizes pouch noise and rustling for discretion and comfort. Pouch Color: Transparent. Flange Size: 1 3/4", 2 1/4", 2 3/4".