i use cardboard as a "filter" but its not like it actually filters the smoke at all its more of a cardboard tip to hold/toke it by.
dankus maximus Reviewed by dankus maximus on . Rolling joints with filters? I bought some TOPS filter tips and I have been using them to rool my joints. Is this a good or bad idea? I thought it would be good to filter out some of the tar but what about the THC? Rating: 5