This high-quality acrylic globe is one piece and clear bronze injection blow molded. It's water and shatter resistant design includes UV inhibitors to help prevent yellowing and keep looking great for years to come. Browse this and other great products today. Globes are bronze acrylic and are 12 inches in diameter, with a minimum neckless opening of 5.25 inches and a maximum opening of 9.25 inches. They are one piece injection blow molded, water and shatter resistant with UV inhibitors to help prevent yellowing. This is a custom cut and can not be returned. To request a custom opening, please enter the opening desired in the comments section at the bottom of the checkout page, or call 800-665-3594. If no custom opening is indicated, the globe will be sent with the minimum opening indicated in the description.