The Rawlings Plyo Power Throwing Ball Set is designed to help players train smarter and throw harder. Built to enhance arm strength, arm speed, and pitching mechanics, this set uses a progressive overload and underload system to support complete arm development.

This 5-ball set includes baseball-sized plyo balls ranging from 3.5 oz to 21 oz, allowing athletes to follow a structured training progression. Each ball maintains a consistent baseball feel, helping players develop proper grip and throwing mechanics throughout their workouts.

Constructed with a durable PVC shell, these balls are built for repeated use in a variety of training routines, including warm-ups, velocity training, and recovery work. A training guide with customized drills is included to help improve performance while reducing injury risk.

Complete 5-ball set (3.5 oz, 5 oz, 7 oz, 14 oz, 21 oz)
Baseball-sized design for consistent feel
Progressive training for strength and velocity
Suitable for warm-up, training, and recovery routines
Durable construction for long-term use