The Cinqro mask focuses on the urban trainer the home runner or the multi-sport athlete where breathing rates are typically higher than your average commuter. enhanced comfort is key to this level of personal endeavour. For enhanced air flow & comfort the two Powa Elite valves on the Cinqro mask allow faster air flow characteristics when breathing out at elevated rates. This equates to less back pressure less dampness in the filter enhanced filtration lower inhalation resistance all of which result in enhanced comfort & performance. The Cinqro package incorporates a complete mask fitted with a Hepa-Type particle filter for filtering submicron particles like diesel smoke pollen brake lining dust & any aqueous water vapour particles that can carry various chemicals in the air. A spare DACC chemical /particle filter is also supplied as part of the package allowing filter interchange ability making the Cinqro mask suitable for use in a wider variety of environments from inner cities to the countryside.