PremierUrostomy Pouch, Cut-to-Fit Flextend Skin Barrier, with Tape, Transparent, Protects the skin over extended wearing time from irritating discharge. Flextend skin barrier is the barrier of choice for urostomies and ileostomies. Security and confidence assured with internal non-reflux valves and a drain valve that allows regulation of flow rate. Ultimate in comfort...it's like not wearing a pouch at all; Odor barrier, rustle-free film & ComfortWear Panels = quiet + comfort.