Dry highlighters are a storage problem, not an age problem.

Highlighters don’t dry out from getting old — they dry out from how you store them. Keep them flat and capped, and most will outlive their useful life.

The big mistake is standing them on the desk. Tip-up drains ink back into the reservoir, leaving the felt dry. Tip-down floods the tip, which makes it bleed and eventually ruins the nib. Flat, horizontal, capped, in a drawer or a cup designed for them. That’s it.

Two more things. Don’t press hard — scrubbing