Specially engineered filter vents automatically to help reduce ballooning Filter membrane maintains air flow, even when soiled, and helps to prevent leakage Charcoal works to deodorize air as it passes through the filter Transparent has one-sided comfort panel, and opaque has two-sided comfort panel Includes two tail closures 10/per Box size 0-9/10" (0-23mm)

• Date First Available ‏ : ‎ June 16, 2011
• Manufacturer ‏ : ‎ ConvaTec