yup, here is what they say
Breathe Easy "DUAL FILTER SYSTEM" keeps you and your interior clean! Removes 97% of all Diesel Soot, Dust and Dirt. They reduce odors 76% along with road grime and pollen. Benefits contInue by "REDUCING CLOGGING OF FANS, HEATER AND AIR CONDITIONING CORES".
OUR PRIMARY LAYER COMBINED WITH OUR CHARCOAL LAYER PROVIDE AN EXCELLENT TEAM FOR TRAPPING AND ELIMINATING DIRT! Drivers report to us a big improvement of air quality in vehicles using the CAB FRESH FILTERS, along with REDUCING ALLERGY PROBLEMS!