Duncraft 74505 Super Songbird One Way Mirror Window Bird Feeder Suctions securely to any window Allows you to see birds from inches away Holds 2-pound of seed Suctions securely to any window Allows you to see birds from inches away Holds 2-pound of seed Use multiple seed types to keep birds interested Feeder measures 8-1/2-inch tall by 11-1/2-inch long by 3-1/2-inch wide