Escape Climbing Power Egg | Premium Training Tool for Rock Climbing and Bouldering | Hardcore Workout Develops Grip Strength and Conditioning | Improves Health and Fitness HIGH QUALITY | Created with tough Ash wood and sturdy industrial grade hardware for long-term use PRACTICAL | Easily adaptable to perform a wide variety of training exercises targeting different muscles CHALLENGING | Provides an ultimate upper body strength workout and improves technique HANDCRAFTED | Materials are sourced in the United States and assembled in St. Paul, Minnesota DIMENSIONS | 4 tall egg that can be installed anywhere using a carabiner, chain or webbing