The Hammer Full Effect Bowling Ball is a 15 lb bowling ball designed for optimal performance on the bowling lane. With the Hammer brand known for quality and precision, this ball is sure to help improve your game and score. Made specifically for bowling, this ball is the perfect choice for players looking to enhance their skills and take their game to the next level. Weighing 15 lbs, this bowling ball offers the best balance and control for players of all skill levels.