The liner is GREAT for not smudging or running [SEP] The liner is GREAT for not smudging or running, and it lasts all day.  But since it scrolls up when you twist it to sharpen, you never know how much you have left, which isn't that bad in itself.  But, it will break off for no real reason, so a lot gets wasted.  It goes on really smoothly, so it's not like you press it against your eyelid so hard that it would break off.  It would be perfect if it didn't break off so easily.