Oval Barrier Discs, 2-1/4" X 3 1/2" O.D. 1/2" Starter Hole, 10/Box Sold By:Box of 10 the device contains a charcoal

the device contains a charcoal filter in the collection bag that deodorizes gas as it is released

Marlen Manufacturing UltraMax™ Gemini™ Closed-end Pouch with Flo-Thru™ Charcoal Filter

The Hollister Restore™ Wound Cleanser (529976) provides gentle

Modified Durahesive® Barrier

Oval Barrier Discs, 2-1/4" X 3 1/2" O.D. 1/2" Starter Hole, 10/Box Sold By:Box of 10 the device contains a charcoalNu Hope Standard Barrier Disc 2 1 4" Opening Oval, 3 1 2" OD, 1 2" Starter Hole Nu Hope Barrier was developed of special materials designed to provide the most comfortable skin protection and seal avaialable. Flexible, durable, and affordable.