Strong Suction CupsThis window bird feeder comes with five very strong suction cups that maintain a secure grip even when multiple birds are feeding at the same time. It can withstand extreme weather conditions. The exterior design is not only beautiful, but also convenient for better viewing. UK Design Registration Certificate Design Number: 6288131 Removable Bird Seed TrayEasy to install and remove: Simply attach the feeder to any window with the included suction cups, and then easily remove the seed tray for easy cleaning and refilling. Clear ViewClear Window Bird Feeder with 4 Strong Suction Cups and Removable Seed Tray: Easily attach this durable acrylic bird feeder to your window so that you can clearly see wild birds while they are feeding. Fun for Children, Cats, and ElderlyMaybe you are looking for a good way to teach your curious children about nature and birds, or you want to keep your lazy cat happy all day, or maybe you are looking for a way to help your elderly parents or grandparents feel at peace, or looking for a unique gift for bird lovers - our window bird feeder will provide hours of healthy enjoyment for all ages!