Ms. Koh's repaired bottle.
1. First, you'll need the following:
A broken or going-to-break water bottle (forget about this post if you do not have any plastic bottle)
Screwdriver - used to screw spectacles one
Short length of copper wire
2. Drill a hole using your screwdriver on your bottle as follow:
3. Put the wire through the holes as follow:
4. Tighten the wire and remove the extra length.
Thanks to Ms. Koh for another genius idea.