If cross training workout is your thing, then donate wait to order USI's wall balls. This harmless-looking exercising accessory targets your entire body. When you squat, your lower-body muscles like glutes, quads, hamstrings and calves are worked out. While you throw the ball against the wall, your chest, back, shoulders and arms are in focus. The entire exercise gets the heart pumping. The USI's wall ball make you functionally fit, improve conditioning and increase overall power.. Experience the quality and performance that sets our products apart. Elevate your game with our high-quality products designed for athletes and enthusiasts. Discover the difference that premium materials and expert craftsmanship can make in your athletic pursuits.