![a fly went by and continued on its way diy natural fly repellent](https://cdn-fastly.hometalk.com/media/2021/03/05/6983578/a-fly-went-by-and-continued-on-its-way-diy-natural-fly-repellent.jpg?size=720x845&nocrop=1)
First – Poke a Hole in the Top Thick Closure Section of the Bag. Gallon freezer bags are thick and work great.
![a fly went by and continued on its way diy natural fly repellent](https://cdn-fastly.hometalk.com/media/2021/03/07/6991119/a-fly-went-by-and-continued-on-its-way-diy-natural-fly-repellent.jpg?size=720x845&nocrop=1)
Next, fill the bag 3/4 full with water.
![a fly went by and continued on its way diy natural fly repellent](https://cdn-fastly.hometalk.com/media/2021/03/07/6991121/a-fly-went-by-and-continued-on-its-way-diy-natural-fly-repellent.jpg?size=720x845&nocrop=1)
Drop in 3 shiny pennies.
![a fly went by and continued on its way diy natural fly repellent](https://cdn-fastly.hometalk.com/media/2021/03/07/6991124/a-fly-went-by-and-continued-on-its-way-diy-natural-fly-repellent.jpg?size=720x845&nocrop=1)
The pennies will SINK to the bottom of the bag.
![a fly went by and continued on its way diy natural fly repellent](https://cdn-fastly.hometalk.com/media/2021/03/07/6991125/a-fly-went-by-and-continued-on-its-way-diy-natural-fly-repellent.jpg?size=720x845&nocrop=1)
Carefully zip the bag seal to close tightly.
![a fly went by and continued on its way diy natural fly repellent](https://cdn-fastly.hometalk.com/media/2021/03/07/6991126/a-fly-went-by-and-continued-on-its-way-diy-natural-fly-repellent.jpg?size=720x845&nocrop=1)
Now bring the water bag outside.
![a fly went by and continued on its way diy natural fly repellent](https://cdn-fastly.hometalk.com/media/2021/03/07/6991128/a-fly-went-by-and-continued-on-its-way-diy-natural-fly-repellent.jpg?size=720x845&nocrop=1)
Slip the fishing line into the top hole of the bag. Loop and make a strong knot.
![a fly went by and continued on its way diy natural fly repellent](https://cdn-fastly.hometalk.com/media/2021/03/07/6991129/a-fly-went-by-and-continued-on-its-way-diy-natural-fly-repellent.jpg?size=720x845&nocrop=1)
Hang in areas with the most sunlight and where you want to be Fly Free.
![a fly went by and continued on its way diy natural fly repellent](https://cdn-fastly.hometalk.com/media/2021/03/07/6991130/a-fly-went-by-and-continued-on-its-way-diy-natural-fly-repellent.jpg?size=720x845&nocrop=1)
The bag swinging gently works best to get the biggest reflection.
![a fly went by and continued on its way diy natural fly repellent](https://cdn-fastly.hometalk.com/media/2021/03/07/6991133/a-fly-went-by-and-continued-on-its-way-diy-natural-fly-repellent.jpg?size=720x845&nocrop=1)
Now Sit Back and Enjoy Spring! Flies Be Gone! Fly Free!