The "tree" is a 3-D structure blown right inside the ball! There's a glass loop on top for hanging. Each ball is unique, so you're choosing a style, not an exact duplicate. There's about a 5mm hole at the top to rinse them out or make them into a terrarium. This is strikingly similar to wb25. Made in the People's Republic of China ! 6 fit in a flat rate box, 48 is a case. Visit her brothers and sisters, other witch balls and gazing balls and shapes at: What an interesting selection !