Description Made of zinc alloy material, this door knocker can be used for long time. It has a simple design, but very practical in use, giving you a satisfying using experience. With peephole for easy identification of visitors from inside the house, offer protection. Features - Color: Silver. - Material: Zinc alloy. - Size: 14.60X7.60X2.50cm/ 5.74X2.99X0.98inch. - Note: Chrome-plating type. - Adopting zinc alloy material, this door knocker is safe and durable, can be used for long time . - The base is widened and smooth, with ingenious casting, not easy to deform or break. - Beautiful arc, ergonomic and comfortable, you can have a better grip feeling. - Easy and convenient to install and use with the simple structure, it is a very useful door knocker. - With peephole for easy identification of visitors from inside the house, offering you much safety. Adopting zinc alloy material, this door knocker is safe and durable, can be used for long time . The base is widened and smooth, with ingenious casting, not easy to deform or break. Beautiful arc, ergonomic and comfortable, you can have a better grip feeling. Easy and convenient to install and use with the simple structure, it is a very useful door knocker. With peephole for easy identification of visitors from inside the house, offering you much safety.