The Mueller Refillable Chalk Shaker contains a powdered form of magnesium carbonate. This product is primarily used by athletes such as gymnasts, weightlifters, and climbers. The main purpose of this product is to reduce the friction between the hands and various equipment, thus helping to keep hands dry. For optimal results, apply a liberal amount of chalk to your hands prior to any workout or physical activity. The package includes a 2 oz chalk. An added benefit of this product is that the shaker is refillable, providing long-lasting use.

