Over the door hanger is easy to install, convenient and quick, no hole punching, no damage to the door panel, no staining of the paint. SIZE: This Over the Door Hanger measures 22.2" L, 2.9" W, 11.4" H. MATERIALS: This over the door hanger is made out high quality durable smooth metal. The outer surface is made of a multi-layer anti-corrosion process, waterproof and rust-proof. Over the door hanger is easy to install, convenient and quick, no hole punching, no damage to the door panel, no staining of the paint.