Silicone Spring Grip Wrist Strength Arm Muscle Training Five Finger Strength Rehabilitation

Product information:
Color: [deep sea blue] 20-30 lbs, [marching Green] 30-40 lbs, [Chinese red] 40-50 lbs, [vibrant orange] 50-60 lbs, [multicolor] 60-70 lbs, [warrior Black] 70-80 lbs, PC muscle trainer-blue, PC muscle trainer-Black
Material: Silicone
Applicable objects: men, women, young and old