This new willow hanging ball looks like one of those old fashioned ornaments you would hang on your tree. This can be hung in your pet's cage or on the outside of a Cottage, Maze or other bunny furnishings. Also perfect as holiday ornament for your bunny, bird or other small animal that likes to chew. Made from all natural unpeeled willow with natural grass hanging loop. The ball itself measures 4 inches in diameter (10.16 cm) with a 2.5 inch (6.35cm) hanging loop.