This newly improved window feeder has a platform with a perforated metal seed tray. It easily attaches to the windowsill and allows viewing of birds close at hand. The clear top gives a view of the birds from above. Roof has low front opening to let in the little favorites, like titmice and chickadees, while discouraging larger birds such as starlings and Blue Jays.Windowsill Feeder measures: (8-1/2"h x 16"w x 11"d)