As you train, gradually increase the weight of the ball to build strength.
Features:
- Color-coded leather covers for easy identification
- Baseballs weighing 7 through 12 oz.. available (please note that regulation baseballs weigh 5 oz. with a 9" circumference)
- A-7 oz.; B-8 oz.; C-9 oz.; D-10 oz., E-11 oz., or F-12 oz. (please specify size)
- Drawstring bag not included