Up for sale is a box for a pair of burn brush m-frames with gold iridium frames . I believe this would be a 2nd generation m-frames, the ones with the o icon on the ear stem.It's in excellent condition, comes with warranty card and original sales receipt . Receipt is dated 06/01/95. Asking $55.00 shipping included . Don't be afraid to make an offer didn't know what kind of price to put on it.