Clear birdwatching views: This elegant clear window bird feeder gives you 180 unencumbered and high-definition bird watching experience, which can bring natural to your home. In addition, the transparent windows provide bird lovers with the opportunity to watch birds up close Suitable for various windows: Our bird feeders has the sliding back panel. Therefore, our bird feeder for window effortlessly fit single and double-hung windows spanning 28.3 in to 37 in wide. This design making it fits all windows in any home Unique design: Unlike other window bird feeders, we have unique designs. In terms of shape, we used a polygon design to make the bird feeder more retro. This design can decorate your home very well.