It needs to have a top lid, nothing else.
Nothing fancy or advanced, keep the design simple!
Make sure it's level so the rain can run off the lid.
Please check regularly for mold/mould and fungus.
If you spot mold/mould or fungus in the feeder,
spray and clean with anti mold/mould and rinse with water
till the cleaning smell is gone.
Please avoid purchasing these following products!
These products have a high risk
of getting squirrels stuck, choked or even killed.