This has truly "baffled" my most acrobatic squirrels.
$7.50 Cdn
5" diameter, 30" long (cut to around 24"), 30gauge galvanized vent pipe.

No more "feeding" the squirrels. BIRDS ONLY!!!

4 years later, here is the update to this video. Check it out. I still works wonders.
   • STOP SQUIRRELS from EATING your BIRD ...  

Even better here is my new and improved design in 2020.
   • New + Improved Squirrel Baffle 2020!!...