K&N - Air Filters (Kawasaki) Bridgestone The outer layer is a

The outer layer is a Lightweight Twill material & the fire-retardant inner layer is soft knit for protection with comfort

* HANS compatible

External cover can be pulled of core for washing by Velcro opening on the rear

CE certification - Custom is certified by the external laboratory CRITT Sport

K&N - Air Filters (Kawasaki) Bridgestone The outer layer is aK&N Air Filters are designed to achieve a virtually unrestricted air flow while maintaining filtration levels critical to engine life. The secret to their success lies in the unique characteristics of the filter medium which was originally developed by K&N all those years ago in the dust, sweat and tears of desert motocross racing. The high flow cotton gauze air filter is washable, reusable and built to last for the life of a motorcycle engine. K&N