Feed three varieties of seed!The Metal Safe Haven has a chew-proof outer caging, metal ports, a metal roof and bottom tray and a locking lid that absolutely prevents squirrel damage.Three tubes, each with two feeding ports, can be filled with different seeds or mixes (except pure Nyjer seed) to attract a wide variety of birds. Has a large capacity—this feeder holds 4-1/2 pounds of seed. Dimensions are 10-1/2 inches in diameter and 17-3/4 inches tall.