Gripping Ball Finger Strengthener High Elastic Hand Exercise Ball Hand Squeeze Ball Muscle Relex

Label:Yes Color:Yellow Material: PU Weight:90g Size: 10x6.5cm/3.93x2.55inch Packing list:1Pc Finger Exerciser Ball

1. Ergonomic Design: The length of the 5 fingers of a person must be elliptical if you want all 5 fingers to be stressed. 2. The shape of the sphere is more suitable for the entire palms. It helps to distract the palms of the hand during training. It is not too tired to train the palms for a long time. 3. String finger design will not slip. 4. Innovative material: Good elasticity, no deformation.