K+N replacement filters are made of resistant washable cotton material. Increased air flow for optimum power delivery. The long service life means the filter quickly pays for itself.
You may also be interested in the following product(s)
EmgoAirfilter Honda CBF 600 /S from 2008
HifloAir filter HFA1618 Honda CB/CBF/CBR 600 /Hornet/S/F