SenSura Click Opaque Closed Pouch. This 2-piece mechanical coupling system combines SenSura double-layer adhesive with an audible click to ensure secure the pouch locks. Before the pouch is locked in place, it can be rotated to accommodate the user's body position without removing the pouch from the barrier. It can also be removed separately from the barrier, allowing for more frequent changes of the pouch. Size: Midi (7", 275 mL). Coupling Size: 50mm, Coupling Color: Red, with filter. 30/box.