Bottom tray keeps seed from spilling on your patio, grass or flower beds. EasyClean base twists out to help maintain your feeder.Havens are favorite gathering spots for a dozen or more birds at a time. Birds line up on the wire for a chance to dine. Holds 1-1/2 pounds of any type of seed. Dimensions are 7-1/2 inches in diameter and 15-1/2 inches tall.