Egg-type Finger Rehabilitation Training Grip Strength Ball Wrist Ball Finger Strength Exercise Ball

Product information:
Applicable scenarios: fitness equipment, health massage, fitness body
Specifications: Blue (hardness 30 degrees), Green (hardness 35 degrees), Red (hardness 25 degrees), Orange (hardness 20 degrees), yellow (hardness 15 degrees), round yellow, round orange, round red, round blue, round Green
Material: TPR