How do I know my basketball size?

How do I know my basketball size?
What Size Basketball Should I Buy?

BASKETBALL BALL SIZE CHART.
Players ages 9 to 11 should use a youth basketball (27.5″).
Women/girls age 12 and up and boys ages 12 to 14 should play with a 28.5” basketball.
Men age 15 and up should play with an Official Size (29.5”) basketball.

What Size Basketball Should I Buy?
  1. BASKETBALL BALL SIZE CHART.
  2. Players ages 9 to 11 should use a youth basketball (27.5″).
  3. Women/girls age 12 and up and boys ages 12 to 14 should play with a 28.5” basketball.
  4. Men age 15 and up should play with an Official Size (29.5”) basketball.