What you need;
an old eyeshadow
clear nail polish
something to mash and cut the eyeshadow up with
a old spooon
How to make;
1. mash and cut up the eyeshadow
2. put the mashed up eyeshadow onto a spoon
3. place your funnel into the top of your clear nail polish bottle
4. put the eyeshadow into the funnel and it will go through to the clear nail polish then shake (alot!)
And your done!
I also did this with two other nail polishes and they all turned out really well im so glad i gave it a try! its a really cheap and effective way to make a new nail polish!