Bird Feeder, Squirrel Proof, Funnel FlipSquirrel proof, funnel flip, top bird feeder, unique design creates a 50% wider opening with a built in funnel in the lid of the feeder for the easiest filling with less spill, with a spring system in the roof hinge, can be opened for filling with a 1 hand, built in baffle keeps squirrels off perches, collapsible perches don't allow squirrels to hang on feeder, patented baffle system separates seed into individual chambers & keeps seed at all levels