Feed the Birds, Not the SquirrelsThe feeder is calibrated to support the weight of large birds like cardinals and woodpeckers, but squirrels will immediately activate the feeder. With less competition from squirrels, birds can't resist the temptationto stop by and visit! CapacityThe squirrel-proof outdoor hanging bird feeder can hold up to five pounds of birdseed, and the small-diameter interior design allows seeds to flow freely to all four seed ports and avoid spillage. Wild Bird Feeder, Year-Round FeedingThe feeding tube is transparent. This outdoor hanging bird feeder is designed for long-term outdoor use. Easy to FillThe cleaning and filling process is a breeze thanks to the convenient design of the feeder. This feeder comes with a flip-open lid and wide-mouth seed reservoir so you can reach every corner with ease.