Features1Enjoy Nature: It can be attached to any window. Bird details that can be seen up close inside. It is a great way to teach children about the natural sciences. 2 ABS Material: Made of ABS material, which features friction proof, corrosion proof, rust proof and not easily deformed. 3Wide Range of Uses: In addition to being suitable for hanging bird feeders, it can also be used for hanging wind chimes, garlands, plants, decorative art, etc. 4Easy to Clean: Rinse the suction cup with warm water. A mild soap is needed if some dirts on it. Let the suction cup air dry completely. Then the suction cup will work again. 5Easy to Use: Clean the window with alcohol. Wipes with cloth or towel. Press the button on the suction cup. Hook the hook on it.SpecificationItem Type: Bird Feeder Wall HangerMaterial: ABSWeight: Approx. 200g/7.05ozSuction Cup Size: 6.5x6.5x4cm/2.56x2.56x1.57inHook Length: 14.8cm/5.83inApplication: Great for hanging bird feeders, plants, wind chimes, dream catchers, etcPackage List3 x Suction Cup 3 x Hook