Train for lasting endurance with the Prism Fitness 4 Pound Weighted Fitness Smart Medicine Ball. This medicine ball has a hefty, but manageable 4-pound core that assists your muscles with stretching, lifting, flexibility, and more.
Train for lasting endurance with the Prism Fitness 4 Pound Weighted Fitness Smart Medicine Ball. This medicine ball has a hefty, but manageable 4-pound core that assists your muscles with stretching, lifting, flexibility, and more.