Manufactured by cpap.com.
The Disposable Standard Filters for S8 Series Vantage, Elite, Escape, Compact, and Tango (6 pack) includes six of the standard filters that comes with your S8 Series or Tango CPAP Machine.
The S8 line of CPAP machines does not use reusable foam and disposable filters, like other machines. The filter is a fibrous material that wards off large particulate matter.
Image of compatible S8 machines by ResMed
Filter Materials: Polyester