can i refill a chalk ball?

Yes, you can refill a chalk ball. Chalk balls are designed to be reusable and refillable. When your chalk ball starts to run low, you can simply open it up, add loose chalk inside, and then close it securely. This allows you to continue using the chalk ball without the need to purchase a new one. Refilling a chalk ball is a cost-effective and environmentally friendly option. Just make sure to use high-quality loose chalk that is suitable for climbing to maintain optimal performance.