Cleenaire CAF10132 The Most Advanced Protection Against Bacteria Dust Viruses Allergens Gases Odors, Cabin Air Filter For Toyota And Lexus Seven Stage Patented Protection From Dust, Allergens And Harmful Gases- The Most Advanced Cabin Filtration On The Market Both Sides Of The Filter Are Equally Protected With Activated Coconut Shell Carbon - NO MORE Dreaded Airflow Arrow! Reinforced Framing Surrounding The Entire Perimeter Provides Unmatched Stability And Sealing To Prevent Contaminated Air Bypassing The Filter Two Layers Of Activated Carbon, Four Layers Of Colbond Long Fiber, and One Electrostatic Nonwooven Needle Punch Cloth Provides Unmatched Filtration NOTE- Airflow Will Be Reduced Given Its Efficiency, Therefore This Filter Is Not For Extreme Climates Where High Airflow Is Needed This Filter Is Made For Those That Care About The Air They And Their Passengers Breathe- Satisfaction Guaranteed NOTE: Engine Air Filter Available The Cleenaire EAF9360 Our filters use a DOUBLE SIDED ACTIVATED CARBON with a BI-DIRECTIONAL design to eliminate the dreaded airflow arrow and the guesswork that goes with it. REINFORCED FRAME STRUCTURE around the entire perimeter, providing extra stability - allowing no room for contaminates to bypass the filter. Using a patented SEVEN stage filtration process, the overall contaminate capture rate is UNMATCHED by any filter currently on the market! NEW HIGH AIRFLOW DESIGN allowing air to flow at a high rate out of your vents. Harmful gases (Exhaust Fumes, Carbon Monoxide.. ect) Chemicals Vapors Cigarette Smoke Allergies Particle Matter Endotoxin Bacteria Virus Volatile Organic Compounds Plus hundreds of other contaminates that can be damaging to your health.