"Yak" Decorative Iron Door Knocker is a yak-head door knocker for a main door, gate, or entrance, bedroom or office door. The yak head has curved horns and deeply textured, shaggy fur, and it sits on a curved back plate. It is handmade in iron. The material is listed as Wrought Iron and is also described as cast iron. The finish is listed as Antique Brass and is also described as brown and black. The anti-rust finish is made to last for years. The knocker suits indoor and outdoor use and fits traditional or contemporary settings, from front doors and gates to living rooms, study rooms and bedrooms. It is backed by a 100% customer satisfaction guarantee. Overall dimensions are 129mm x 101mm x 83mm (5 inch long, 3.9 inch wide). The back plate has 2 screw holes, and matching screws are included. Catalogue code: SH-YAK-DKN-025-IR (the product label reads SH-YAL-DKN-025-IR)