Perfect for pre and post workout, use any of the Muscle Knot Relief Ball to rejuvenate muscles so you can train harder, longer and with improved mobility. Fight fatigue by ridding muscle of lactic acid and improve blood circulation. Perfect to incorporate into pilates, yoga, crossfit and other rigorous workouts, you can utilize the Muscle Knot Relief Ball for toning the abs, legs, arms and glutes. Ideal for core muscle stabilization. Recommended for men and women, beginners, novices, advanced trainers, athletes, fitness buffs and even kids or teens. Safe to use for orthopedic therapy, stretching and soothing tight muscles, this versatile kit is a must.

• J-MUKNOTBALL: One single knobby ball.
• J-MUKNOTBALLSET: Set of three smooth balls with varying densities including light, medium and heavy.