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Practical: Spherical shape increases forearm and grip strength, boosting endurance
Fun and Open-hand Design: Muscles tendons lay ergonomically and train efficiently
High Quality: Specially designed ball with Solid plastic. Anti-skid design improve your exercise performance
Easy to Install: Come with stainless steel hooks and reinforced nylon webbing. Can be installed anywhere
Ball Diameter: 2.8"/7.2cm, fits for normal & men hands；Hanging straps length: 5.7inches
letsgood Climbing Pull Up Power Ball Hold Grips Durable and Non-Slip Hand Grips Strength Trainer Exerciser for Bouldering Pull-up Kettlebells Fitness Workout B07MW3HP5B