With AirAid's Replacement Air Filters you know you are getting the absolute best filter you can buy. They are made from the best materials available, utilizing a urethane body that won't curl or crack. AirAid also implements their SynthaFlow layer along with multiple cotton gauze layers for optimal filtration.  

• Manufactured from high-quality materials
• Multiple cotton gauze layers for optimal filtration
• Guaranteed not to curl or crack
• 100% reusable
• Backed by limited lifetime manufacturer warranty

By using the best materials, AirAid is able to offer a Lifetime "No Hassle" Warranty and are 100% reusable.