1Enhanced Strength: The pull up ball grip can increase fingers, hands, wrists and forearm grip strength, enhance endurance and explosive power. It is a practical fitness device, perfect for muscle and hand strengthening, fitness, rock climbing. 2Versatile Design: The pull up ball hold grip can be used for a variety of training programs, such as arm strength training, pull up, to help you develop a comprehensive upper body strength. 3Durable and Long Lasting: Made of premium beech wood and iron, this climbing ball hold grip is built to last and withstand intense workouts, sturdy and not easy to break. 4Convenient and Portable: The climbing ball grip is compact and lightweight, portable and easy to store, can be put into the storage bag for indoor and outdoor use, allowing you to continue your fitness routine wherever you are. 5Enhanced Grip and Control: The climbing pull up ball hold grip allows for a comfortable grip and precise control with its anti slip surface, performing various arm strengthening exercises.