Equipped with genuine rock rosin to get the same grip on the mound that the pros do, the Marucci® Pro Rosin Bag encourages consistent performance by improving grip in any conditions.

Enhanced Grip, Heightened Performance:
Genuine rock rosin powder enhances grip for maximized ball control
Pro-inspired sock offers premium durability to minimize tears
Ideal for pitchers to reduce moisture on their hands and maintain grip

Additional Details:
Model: MMPROROSIN
Marucci