Hand strength trainer, stress ball for adults and children, wrist rehabilitation therapy ball, set of 3 finger resistance balls, blue (gravity) + yellow + red

General Description: These stress balls are designed to improve grip and finger strength and are ideal for athletes, musicians, and hand rehabilitation. They are available in three resistance levels: blue (gravity), yellow, and red, allowing each user to customize their workout. In addition to strengthening muscles, they help relieve tension and anxiety.

Technical Specifications: Size: 58 x 44 mm; Colors: blue (gravity), yellow, red; Material: TPE; Application: These balls can be used anytime, anywhere, whether walking, traveling (car, plane, bus), at the office, at school, or even while watching TV. Thanks to their small size and egg-shaped design, they are easy to carry and use. Additional Information: The balls are washable with water and odorless. They are easy to clean if soiled. Recommended for adults and children. XL stress balls for larger hands are available in a separate product line.