- Item Type: Muscle Building Exercise Ball
- Material: PU Leather
- Size: 35 cm / 13.78 inch
- Color: Random
- The ball is empty, you may be able to fill it by yourself.
- You can fulfill it with iron sand, dry sand, useless fabrics, or other similar materials.
- For male beginners, please load up to 3kg at first.
- For female beginners, 2kg might be the best way to start.
- When feeling your muscle is getting stronger, fill more materials into the ball gradually.
- And you must know the max capacity of this ball is 12KG, please DO NOT overload it.
- 1 x Set