Hollister Premier - 12" 1-Piece Drainable Ostomy Bag (Convex Flextend - Transparent) has an integrated convex shape. Ideal for those with recessed, retracted, or flush stomas. The FlexTend skin barrier is Hollister's most discharge-resistant skin barrier, and is designed for extended wear. The drainable pouch features an odor-barrier and rustle-free film for protection from embarrassing odors and pouch noises. It also has a ComfortWear panel on the body side of the pouch for greater comfort.