• We've sourced these filters from a trustworthy source.  These are high quality replacement filters for cycling masks. 

• Filters for Neoprene or Mesh Face Mask 

• Activated Carbon filter Shield, absorption of odor, effectively purify the air

• Meltblown fabric in Action. 

Products Feature:

• 6 layers filtering system KN95 Filtration Blow Melt Fabric Layer

• Dustproof and Anti-Pollution

• Anti-fog and absorption of odor from activated carbon  

Inside our Filters.