You will need:
● aluminium foil (aka tin foil)
●cue tips/cotton buds
1. Take out the ink from the pen and then close it again.
2. Cut the cue tip about 3/4 of the way
3. Place the smaller end of the cue tip inside the pen
4. Tear off some foil and place around the pen, as well as part of the stick part of the cue tip.
5. Secure tightly (really tightly) with tape.
6. Dip the cotton part in water and squeeze it so it's damp.