ConvaTec SUR FIT Natura Drainable Pouch, Transparent, Box of 10 manufacturer_Brownmed measured release for 7 day effectiveness measured release for 7 day effectiveness Effective across a broad range of bacteria Optimal gelling capability ensures that the dressing doesnt stick or leave fibrous residue in the wound bed Alginate dressings can be used to cover or fill wound areas while absorbing moderate to large amounts of wound drainage and may help control minor bleeding For more than 50 years Coupling ring provides audible click confirming secure connection to skin barrier Two piece design permits easy pouch removal for venting or changing