Rusty Metal Wren Bird Fence Topper Handmade by ourselves, Firefly Metalworks, in our Dorset workshop. Our lovely rusty metal wrens add great interest to any fence panel, fence post, plant pot or raised border. Made from British steel, she is super solid and sturdy. Watch her evolve as she starts life a beautiful silver before developing a wonderful deep dark rusty brown. Our rusty metal wren measures 15.5cm wide and 12cm tall and comes complete with a steel plate attached to her feet with two small holes for you to screw or nail in your chosen location.