Acrylic Window Bird Feeder with Strong Suction Cups for Close ObservationAcrylic Bird Feeder for Close Bird Watching With the window bird feeder, you can experience the fascinating world of birds right outside your window. The transparent design provides an unobstructed view, while the strong suction cups ensure a secure hold. The removable feeding tray allows for quick and hygienic cleaning. WHY CHOOSE THIS? Strong Suction Cups: Firm hold on any window Removable Feeding Tray: Easy to clean and refill Weatherproof: Slanted