Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Furnishings and Equipment (hierarchy name)
4. Recreational Artifacts (hierarchy name)
5. recreational artifacts (equipment)
6. sports and athletic equipment
7. ball game equipment
8. [balls for sports]

Additional parents:

1. top of the aat hierarchies
2. Objects Facet
3. Furnishings and Equipment
4. Recreational Artifacts
5. recreational artifacts
6. sports and athletic equipment
7. ball game equipment
8. table tennis gear

Anotations

Scope note:

Spherical, hollow polymer balls fabricated specifically for the sport of table tennis or ping-pong. They have a diameter of 1.57 inches (40 mm) and circumference of 4.94 inches (125.6 mm).