Ball, Gold, 3 in Alumuminum with Ferrule, Gold Tone.

3 in Alum. Ball with Ferrule, Gold Tone. For use on indoor oak flagpoles. Flagpole, flag and accessories sold separately.

The "Annin 3-inch Aluminum Ball with Ferrule, Gold Tone" is a specific type of flagpole ornament or finial designed to sit atop a flagpole. 

1. Brand: Annin is a well-known American company that specializes in producing high-quality flags and flag-related accessories, including flagpoles and finials.

2. Size:  3 inches in diameter. This size is suitable for flagpoles of varying heights, but it's important to choose a finial that is proportionate to the height and design of the flagpole.

3. Material: This finial is made of aluminum. Aluminum is commonly used for flagpole finials due to its durability, lightweight nature, and resistance to corrosion. The gold-tone finish gives it an attractive appearance that resembles gold.

4. Design: The "ball" design is a classic and popular choice for flagpole finials. It is often seen as a traditional and elegant way to finish the top of a flagpole. The ball is typically hollow and lightweight.

5. Ferrule: The inclusion of a ferrule means that the finial is designed to be easily attached to the top of the flagpole. The ferrule is a small cylindrical piece that fits over the top of the flagpole, providing a secure connection between the flagpole and the finial.

6. Color: The gold-tone finish of this finial adds a touch of elegance and sophistication to the flagpole. It mimics the appearance of real gold but is typically more affordable and practical.

7. Usage: Flagpole finials like this one serve both a decorative and functional purpose.

8. Maintenance: Aluminum flagpole finials are relatively low-maintenance. They are resistant to rust and corrosion. However, periodic cleaning may be needed to maintain their appearance.

9. Compatibility: When purchasing a flagpole finial, it's important to ensure that it is compatible with the diameter and type of your flagpole. The included ferrule should fit securely over the top of your flagpole.

Flagpole finials, like the Annin 3-inch Aluminum Ball with Ferrule, are a great way to add a decorative and functional element to your flag display.