This 2.49 mm rock ball is a high - bounce wonder! It's a great impulse purchase and suitable for kids aged 3 and above.

How to use: Simply hold the ball and let it go on a flat surface to enjoy its high - bounce action. It's great for indoor or outdoor play. Attention: Keep it away from small children under 3 as it may pose a choking hazard. Maintenance: Wipe it with a clean, dry cloth if it gets dirty. This will keep the ball in good condition for long - term use.