Baseball players, this PowerNet weighted baseball bundle is seriously effective for building arm strength and velocity! The Core Set Plus includes a mix of light and heavy training balls that work together to develop power and fast-twitch muscles. The heavier balls build arm strength and improve throwing mechanics, while the lighter ones help develop speed and quickness. Each ball features durable synthetic leather covers with double-stitched seams in distinct colors with clearly labeled weights for easy identification. The included 8-week training program, developed with pro pitchers, guides you through safe, effective drills whether you're in-season or training year-round. Portable enough for backyard practice, field sessions, or indoor training facilities. Trusted by professional athletes like Corbin Carroll and German Marquez, this equipment delivers professional-level training at an accessible price. Perfect for youth players developing proper mechanics, high school athletes building velocity, or adults maintaining arm health. The quality construction means these balls withstand repeated use without losing their shape or weight distribution. Seriously, if you're serious about improving your pitching or throwing performance, incorporating weighted baseball training can make a noticeable difference in your velocity, control, and overall arm strength. Your baseball training just got way more effective!