i think it is "11" inch
In coed asa softball a 12 softball inch for men and an 11 inch for women softball.
There are 10',11',12' inch softballs
12 inch for mens 11 inch for womens
Generally for softball you use a 12 inch ball. The younger age groups will use an 11 inch ball.
Depends on Age sometimes 11 inch or 12 inch balls
we use an 11 inch ball
12 inches for slow pitch and 11 inches for fast pitch
10u and down: 8u, 6u, tea ball