Guaranteed Squirrel / Large Bird Proof!  Weight sensitive shroud closes automatically to prevent squirrels or large birds from feeding.  Cardinal Ring System makes this the perfect feeder for cardinals.  Or exclude larger birds with the adjustable spring mechanism and variable length perches.  Feeder can be completely disassembled and is dishwasher safe.  Patented seed tube ventilation system keeps seed fresher and more attractive to birds.  3 quart capacity.  Lifetime factory warranty.

Notes from The Front Range Birding Company:  One of the best brands of squirrel proof feeders, they really work!  Also available in two smaller sizes, and as a finch feeder.  One of our customers has 6 of these feeders.