MUTYNE 2 pieces of fitness steel balls, handheld steel balls, solid steel balls, large steel balls, practice balls, hand strength exercises, 40/45/50/55mm optional

Material: steel Usage: usually two or more medium-weight steel balls are selected, and then the palm is turned until tired. Size suggestion: Main use from 50mm to 55mm male Main use of 40 mm to 45 mm women. Size: 40mm-2P, 45mm-2P, 50mm-2p, 55mm-2P

• Size: 40mm-2P, 45mm-2P, 50mm-2P, 55mm-2P
• China Health Ball: This health collection helps improve memory and have important positive energy. Hold your hands, fingers, wrists and arms.
• Product Description Clock hands or counterclockwise, flip two bright balls to stimulate the points on your hands and fingers. When the muscles are rhythmically extended and contracted, it also stimulates the wrist.
• Product benefits: fitness balls are traditional folk characters. Manual exercise is beneficial for the brain. By reproducing health, people's ideas can focus on their hands, eliminate various interference, reduce tension and relax the brain.
• Product use: Nice personal collection and nice gift. Elegant, healthy, perfect old man gift.