Droll Yankees W1 Winner Window Feeder Droll Yankees window feeder offers the opportunity to observe bird behavior and feeding habits from inches away Use it to distribute up to 1/2 pound of cracked corn, fruit, mealworms, peanut chunks, peanuts in shell, suet, sunflower kernels, or safflower seeds Feeds bluebirds, cardinals, chickadees, goldfinches, grosbeaks, kinglets, redpolls, siskins, sparrows, thrushes, woodpeckers, wrens, and more Attaches to window with included suction cups; UV stabilized polycarbonate won't yellow with age Dome and drainage holes protect seed and birds; Measures 8 by 6-1/4 by 8 inches