About this item

• Product List - Hand stress ball x 6, 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.