- Staff
- #1,551
I'm actually talking about a big exercise ball like this one.
Instructor has me squeeze it between my knees and either take core swings or to hit balls with small swings. It's just a way to help me isolate my upper half a little.
Instructor has me squeeze it between my knees and either take core swings or to hit balls with small swings. It's just a way to help me isolate my upper half a little.