Glazing is the compaction of the chalk crystals into the pours of the surface of the tip. A tip maintenance tool that does not tear the leather is the only best way to solve the problem.
34 dollar tip tool to maintain a 19 dollar tip isn't for me. i really liked the kamui black i had but after it started glazing over i had to get rid of it.
the original kamui cost me a little over $50. 20 for the tip (installed it myself) and 50 on a $50 set because i miscued while i attempted to run out a kosmo