- Fits ALL EFP Sports Masks
- 5 Layer Filtration Provides Clean Air
- Great for Use While Cycling, Running, Walking, Jogging, Hunting and more
- Outer Non-Stick Layer for Hours of Dry, Clean Comfort
- Includes 50 Replaceable Carbon Filters with Pre-Cut Vent Hole Knock Outs
5 layer filtration designed to provide crisp and clean air regardless of what you are doing. Great for use while exercising or spending long periods of time outside. The outer non stick layer keeps these filters fresh and the air clean too. Includes 50 replacement carbon filters that fit all the different EFP sports masks.