Photo 1 of FitBeast Stress Balls for Adults, Hand Exercise Balls 6 Pack, Stress Relief & Grip Strength Trainer, Squishy Balls & Squeeze Balls for Arthritis, Carpal Tunnel, Hand Therapy with 3 Resistance Levels

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Photo 1 of FitBeast Stress Balls for Adults, Hand Exercise Balls 6 Pack, Stress Relief & Grip Strength Trainer, Squishy Balls & Squeeze Balls for Arthritis, Carpal Tunnel, Hand Therapy with 3 Resistance Levels