Enhance your swing and build power with the Rawlings Pro-Style Bat Sleeve. Engineered with advanced Vulcan Logic rubber, this 24-ounce training aid is designed to fit snugly over most baseball bat barrels, increasing weight for effective on-deck warm-ups without damaging your bat's finish. Its 7-inch, aerodynamic design ensures a perfectly balanced feel to help improve swing speed and groove your swing plane. Ideal for baseball and softball players looking to improve strength.