Durable high-elastic silicone material, soft texture and flexible feel,non-slippery, and safe, great stress balls for kids and adults.
Hand Exercise Stress Relief: Stress Ball effectively treats and relieves carpal tunnel syndrome, arthritis, tendonitis, and RSI / repetitive strain injuries, and is also suitable for sports enthusiasts, effectively reducing the causes of texting, typing, games, and playing musical instruments repetitive strain injury.
Enhance and improve the flexibility of hands, fingers, wrists, and forearms. Reduce joint pain. Helps fingers relieve stress and reduce muscle tension.