Enjoy having your favorite birds right outside your window with the Perky-Pet Window Bird Feeder. Attach it directly to your window for bird-watching from the best seat in your house. This feeder features a removable tray, capable of holding up to 1/2 lb of seed, making it easy to fill and clean without detaching from the window. One things for sure, this feeder promises intriguing sightings throughout the day.