1. Premium Material: Window bird feeder is made of premium ABS material, light weight and durable. The material is safe and will not corrode the material. Birds can eat with confidence. 2. Strong Suction Cups: Bird feeder has 3 strong suction cups so that the feeder chute can be firmly fixed to your window or any glossy surface without failure. 3. Removable Tray: Transparent window bird feeder uses a removable tray that is easy to clean. The tray dispenser has two compartments designed to be filled with a variety of foods. 4. Transparent: Bird feeder is designed by a transparent appearance for easy feeding and viewing of birds in the comfort of your home. Simply place it on a high windowsill in your home to prevent other animals from reaching it. 5. Attractive: Transparent window bird feeder can attract a wide variety of birds such as finches, reeds, coots, climbers, droppers, sparrows, gophers, robins, woodpeckers, keys, bluebirds, and goldfinches.