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Product List – 4.5cm Hand stress ball x 6 (different resistance), storage bag x 1, instruction manual x 1, gift box x 1.
Unrivaled Quality – Made of soft, easy to clean thermoplastic rubber. Lightweight, hypoallergenic, and reusable.
Exercise Hands – Exercise muscular and finger flexibility, suitable for primary strength training.
Reduce Stress – Squeeze, roll or press the ball to relieve tension.
Rehabilitation Training – Relax alleviation muscle pain and stiffness, promote blood cycle.
